{"api_version":"v1","generated":"2026-10-24T05:40:31+00:00","source":"https://tensorust.com","license":"CC BY 4.0, credit Tensorust with a link","docs":"https://tensorust.com/developers/","count":21,"pages":[{"slug":"circular-financing-ai","kind":"explainer","url":"https://tensorust.com/explainers/circular-financing-ai/","api":"https://api.tensorust.com/v1/manual/circular-financing-ai","title":"What is circular financing in AI?","seo_title":"What Is Circular Financing in AI? The Deals and the Numbers","question":"What is circular financing in AI, and should it worry anyone?","description":"Circular financing is when a supplier funds its own customer, who buys back from it. Nvidia now holds $99B of stakes and $108.5B of guarantees. How the AI loops work.","short_answer":"Circular financing is when a seller funds its own customer, and the customer uses the money to buy from the seller. In AI it is now big enough to show up on balance sheets: as of July 26, 2026 , Nvidia held $99 billion of equity stakes, had promised $25 billion more, and had signed up to $108.5 billion of guarantees, $105 billion of it backing leases for an OpenAI data center in Ohio that must run Nvidia hardware. That is more than its $96.2 billion of revenue that quarter.","topics":["ai-industry","economics"],"keyword":"circular financing ai","published":"2026-10-24T01:30:00-04:00","updated":"2026-10-24T01:30:00-04:00","words":1769},{"slug":"props-41-42-explained","kind":"explainer","url":"https://tensorust.com/explainers/props-41-42-explained/","api":"https://api.tensorust.com/v1/manual/props-41-42-explained","title":"Props 41 and 42 explained: the two measures that can cancel the billionaire tax","seo_title":"Props 41 and 42 Explained: How They Can Cancel California's Prop 40","question":"What do California Props 41 and 42 do, and how can they cancel Prop 40?","description":"Prop 41 adds tax audits and a spending-limit rule; Prop 42 bans wealth taxes. If either gets more yes votes than Prop 40, the billionaire tax dies. The details.","short_answer":"Props 41 and 42 are the two measures on California's November 3, 2026 ballot written to stop the billionaire tax, Prop 40. Prop 41 adds state audits to new special taxes and blocks new taxes whose money is kept outside the state spending limit; Prop 42 bans new taxes on owning stocks, businesses and other personal property, and limits retroactive taxes. The key rule: if Prop 40 passes but either one gets more yes votes , the billionaire tax does not take effect . In September, all three polled between 51% and 54% .","topics":["economics"],"keyword":"prop 41 and 42 california","published":"2026-10-24T01:25:00-04:00","updated":"2026-10-24T01:25:00-04:00","words":2038},{"slug":"uuidv7-extract-timestamp","kind":"guide","url":"https://tensorust.com/guides/uuidv7-extract-timestamp/","api":"https://api.tensorust.com/v1/manual/uuidv7-extract-timestamp","title":"How to extract the timestamp from a UUIDv7","seo_title":"How to Extract the Timestamp From a UUIDv7 (and When It Lies)","question":"How to extract the timestamp from a UUIDv7","description":"Get the creation time out of a UUIDv7 in Python, JavaScript, Rust and Postgres 18, plus the libraries whose embedded time is wrong. Tested Oct 24 2026.","short_answer":"A UUIDv7 keeps its creation time in the first 12 hex digits : a Unix timestamp in milliseconds. Strip the dashes, parse those 12 characters as hex, and you have the time: int(u.replace('-', '')[:12], 16) in Python, uuid_extract_timestamp(id) in Postgres 18. The catch is that the spec lets libraries alter that time, and in our tests one popular Python package ran 16.6 minutes ahead of the clock and another wrote IDs that decode to the year 2202 .","topics":["rust","app-dev","guides"],"keyword":"extract timestamp from uuid v7","published":"2026-10-24T01:20:00-04:00","updated":"2026-10-24T01:20:00-04:00","words":1538},{"slug":"app-store-waiting-for-review","kind":"explainer","url":"https://tensorust.com/explainers/app-store-waiting-for-review/","api":"https://api.tensorust.com/v1/manual/app-store-waiting-for-review","title":"App stuck in \"Waiting for Review\": how long is normal, and when to worry","seo_title":"App stuck in Waiting for Review? What 64 decisions tell you","question":"My app is stuck in Waiting for Review. Is that normal?","description":"Waiting for Review means Apple has your build but has not opened it. From 64 real decisions: what is normal, when a long wait is a bad sign, and what to do about it.","short_answer":"\"Waiting for Review\" means Apple has your build in the queue but no reviewer has opened it yet. It is normal for it to sit there 2 to 3 days : across 64 real App Review decisions on our 21 iPhone apps, the median wait from \"Submitted\" to Apple's decision was 73 hours , and 17 of our 24 approvals landed within 72 hours . Past 5 days it gets worse: 22 of the 24 submissions that waited that long were rejected under guideline 4.3 (spam).","topics":["ios","app-dev"],"keyword":"app store waiting for review","published":"2026-10-23T23:59:00-04:00","updated":"2026-10-23T23:59:00-04:00","words":1691},{"slug":"china-sells-us-treasuries","kind":"explainer","url":"https://tensorust.com/explainers/china-sells-us-treasuries/","api":"https://api.tensorust.com/v1/manual/china-sells-us-treasuries","title":"What happens if China sells its US Treasuries?","seo_title":"What happens if China sells US Treasuries? The record so far","question":"What would happen if China dumped its US Treasuries?","description":"China already cut its US Treasuries by $726 billion (55%) since 2013. What yields did when it sold, how a fire sale would work, and why it would hurt China.","short_answer":"It is already happening, slowly, and the US has absorbed it. China held $1,316.7 billion of US Treasuries at its peak in November 2013 and $590.7 billion in August 2026 : a cut of $726 billion (55%) . During its fastest selling, in 2016, the 10-year yield actually hit a record low . A sudden dump of everything could push rates up for a while, but China's whole stake is about half of one day's Treasury trading , and selling would cost China money and push up its own currency.","topics":["economics"],"keyword":"what happens if china sells us treasuries","published":"2026-10-23T23:59:00-04:00","updated":"2026-10-23T23:59:00-04:00","words":1807},{"slug":"prop-40-explained","kind":"explainer","url":"https://tensorust.com/explainers/prop-40-explained/","api":"https://api.tensorust.com/v1/manual/prop-40-explained","title":"Prop 40 explained: what California's billionaire tax actually does","seo_title":"Prop 40 explained: California's 5% billionaire tax in plain English","question":"What does California's Prop 40 do?","description":"Prop 40 is a one-time 5% tax on billionaires who lived in California on Jan 1 2026. Who pays, when, what is excluded, what it raises and how Props 41 and 42 can void it.","short_answer":"Prop 40 is a one-time California tax of 5% of net worth on billionaires who were California residents on January 1, 2026 . Wealth is valued on December 31, 2026 , the bill is due in 2027 (or in five yearly payments with a 7.5% charge on the unpaid balance), real estate and retirement accounts are mostly left out, and 90% of the money must go to health care. Voters decide on November 3, 2026 , and two rival measures, Props 41 and 42 , can cancel it even if it passes.","topics":["economics"],"keyword":"prop 40 explained","published":"2026-10-23T23:59:00-04:00","updated":"2026-10-23T23:59:00-04:00","words":1937},{"slug":"uuidv7-vs-uuidv4","kind":"explainer","url":"https://tensorust.com/explainers/uuidv7-vs-uuidv4/","api":"https://api.tensorust.com/v1/manual/uuidv7-vs-uuidv4","title":"UUIDv7 vs UUIDv4: which should you use?","seo_title":"UUIDv7 vs UUIDv4: when time-ordered IDs win (5M-row test)","question":"Should I use UUIDv7 or UUIDv4 for my database IDs?","description":"UUIDv7 puts a timestamp first, so new IDs land at the end of the index. In our 5M-row test, v4 inserts took 16x longer. When v7 wins, and when v4 is still right.","short_answer":"Use UUIDv7 for database primary keys and anything you sort or index by ID: it starts with a millisecond timestamp, so new IDs always land at the end of the index instead of at random spots. In our test on a 5-million-row table, inserting with random UUIDv4 keys took 176.6 seconds against 11.0 seconds for v7, 16 times slower . Use v4 when the ID must reveal nothing, not even when the record was made.","topics":["app-dev","rust"],"keyword":"uuidv7 vs uuidv4","published":"2026-10-23T23:20:00-04:00","updated":"2026-10-23T23:20:00-04:00","words":1684},{"slug":"crates-io-download-count-inflated","kind":"explainer","url":"https://tensorust.com/explainers/crates-io-download-count-inflated/","api":"https://api.tensorust.com/v1/manual/crates-io-download-count-inflated","title":"Why are crates.io download counts inflated?","seo_title":"Why are crates.io download counts inflated? What one download is","question":"Why is my crates.io download count so high when nobody uses my crate?","description":"A crates.io download is one .crate fetch from the CDN, not a user. In our 69 crates, 80% of downloads came the day a version shipped. How to read the real number.","short_answer":"Because a crates.io \"download\" is one fetch of a .crate file from the crates.io CDN , not a person. Every CI run on a clean machine fetches again, every new version gets fetched by automated systems within hours, and one install of a crate split into a workspace counts once per member crate. In our study of 69 crates, 80.1% of 3,676 downloads landed on the day a version was published or the day after , and the number that reflects real use, the quiet-day baseline, was 339 .","topics":["rust"],"keyword":"crates io download count","published":"2026-10-23T23:15:00-04:00","updated":"2026-10-23T23:15:00-04:00","words":1660},{"slug":"who-owns-us-debt","kind":"explainer","url":"https://tensorust.com/explainers/who-owns-us-debt/","api":"https://api.tensorust.com/v1/manual/who-owns-us-debt","title":"Who owns the US national debt?","seo_title":"Who owns US debt? The 2026 breakdown by holder and country","question":"Who owns the US national debt?","description":"Of the $40.4 trillion US debt, 46% is held by US funds, banks and savers, 23% abroad, 19% by federal trust funds and 11% by the Fed. China holds 1.5%.","short_answer":"Mostly Americans. The US owed $40.4 trillion on October 22, 2026. About 46% ($18.7 trillion) is held by Americans outside the federal government: mutual and money market funds, banks, pension funds, insurers, state and local governments and individual savers. Federal trust funds like Social Security hold 19% ($7.8 trillion) , the Federal Reserve holds 11% ($4.6 trillion) , and foreign investors and governments hold 23% ($9.3 trillion) . Japan is the biggest foreign holder; China is third, with about 1.5% of the total.","topics":["economics"],"keyword":"who owns us debt","published":"2026-10-23T23:10:00-04:00","updated":"2026-10-23T23:10:00-04:00","words":1958},{"slug":"banks-after-2008","kind":"explainer","url":"https://tensorust.com/explainers/banks-after-2008/","api":"https://api.tensorust.com/v1/manual/banks-after-2008","title":"What happened to banks after 2008?","seo_title":"What happened to banks after 2008? Dodd-Frank to SVB","question":"What happened to banks after 2008?","description":"Dodd-Frank tightened the rules in 2010, one Wall Street executive went to jail, a 2018 law loosened them, and SVB failed in 2023. The record, dated and sourced.","short_answer":"After the 2008 crash, Congress passed the Dodd-Frank Act (2010), which created a consumer finance watchdog, banned most bank betting with their own money and forced big banks through yearly stress tests. Banks paid tens of billions in settlements, but only one senior Wall Street executive went to prison. In 2018 Congress raised the size at which the strictest rules apply from $50 billion to $250 billion, and in 2023 three banks under that line, Silicon Valley Bank among them, failed within two months. Since late 2025 regulators have been easing rules again.","topics":["economics"],"keyword":"what happened to banks after 2008","published":"2026-10-23T22:30:00-04:00","updated":"2026-10-23T22:30:00-04:00","words":1325},{"slug":"did-the-government-take-social-security-money","kind":"explainer","url":"https://tensorust.com/explainers/did-the-government-take-social-security-money/","api":"https://api.tensorust.com/v1/manual/did-the-government-take-social-security-money","title":"Did the government take money from Social Security and not pay it back?","seo_title":"Did the government take Social Security money? A myth check","question":"Did the government take money from Social Security and not pay it back?","description":"No record shows the military took trillions. Surpluses were lent to the Treasury for interest-bearing bonds now being repaid. What is true, and the 2032 cliff.","short_answer":"No, not in the way the claim usually goes. There is no record of the military, or anyone, taking trillions from Social Security and not paying it back. For decades Social Security collected more than it paid out, and by law it lent the surplus to the Treasury in exchange for interest-bearing bonds. The Treasury spent that cash on the rest of the budget, which is the true part of the story, but the bonds are legally binding and are being repaid, with interest, right now. The real problem is different: the retirement trust fund runs dry in late 2032.","topics":["economics"],"keyword":"did the government take money from social security and not pay it back","published":"2026-10-23T22:25:00-04:00","updated":"2026-10-23T22:25:00-04:00","words":1423},{"slug":"bottom-50-percent-income-tax-share","kind":"explainer","url":"https://tensorust.com/explainers/bottom-50-percent-income-tax-share/","api":"https://api.tensorust.com/v1/manual/bottom-50-percent-income-tax-share","title":"What percent of federal income tax does the bottom 50% pay?","seo_title":"What percent of taxes do the bottom 50% pay? 3.3%, and the rest","question":"What percent of federal income tax does the bottom 50% pay?","description":"The bottom 50% paid 3.3% of federal income tax ($70B) in 2023 on 12.3% of income, but more in payroll tax. What removing it would cost, from IRS data.","short_answer":"The bottom 50% of taxpayers paid about 3.3% of all federal income tax in tax year 2023, roughly $70 billion out of $2.14 trillion, while earning 12.3% of the income. But income tax is not the only tax: the same people pay payroll taxes at a higher rate than top earners, plus state, local and sales taxes. Wiping out their federal income tax would cost about $70 billion a year, around 2.5% of income tax revenue.","topics":["economics"],"keyword":"what percent of taxes do the bottom 50 pay","published":"2026-10-23T22:20:00-04:00","updated":"2026-10-23T22:20:00-04:00","words":1433},{"slug":"interest-rates-national-debt","kind":"explainer","url":"https://tensorust.com/explainers/interest-rates-national-debt/","api":"https://api.tensorust.com/v1/manual/interest-rates-national-debt","title":"How do interest rates affect the national debt?","seo_title":"How do interest rates affect the national debt? The $1T bill","question":"How do interest rates affect the national debt?","description":"The average rate on US debt rose from 1.42% to 3.52% and net interest passed $1 trillion in FY2026, above defense. How rates set the bill, with Treasury data.","short_answer":"Interest rates set the price of the national debt. When rates are low, the government can borrow trillions and the interest bill barely moves; when rates rise, every bond that comes due is refinanced at the higher rate. That is exactly what happened: the average rate on Treasury debt went from 1.42% in January 2022 to 3.52% in September 2026, and net interest passed $1 trillion in fiscal 2026, more than the US spent on defense.","topics":["economics"],"keyword":"how do interest rates affect the national debt","published":"2026-10-23T22:15:00-04:00","updated":"2026-10-23T22:15:00-04:00","words":1246},{"slug":"does-building-more-housing-lower-rent","kind":"explainer","url":"https://tensorust.com/explainers/does-building-more-housing-lower-rent/","api":"https://api.tensorust.com/v1/manual/does-building-more-housing-lower-rent","title":"Does building more housing lower rent?","seo_title":"Does building more housing lower rent? What the studies show","question":"Does building more housing lower rent?","description":"Yes: rents near big new buildings fall about 5 to 7%, and 100 new units free up about 70 cheaper homes. The studies, the Austin test and the numbers, sourced.","short_answer":"Yes. New apartments lower rent, including for people who could never afford the new units. Studies find rents within about two blocks of a big new building fall roughly 5 to 7% compared with similar blocks, and every 100 new market-rate homes free up about 70 cheaper ones elsewhere as people move up. Cities that built the most, like Austin, saw rents fall outright.","topics":["economics"],"keyword":"does building more housing lower rent","published":"2026-10-23T22:10:00-04:00","updated":"2026-10-23T22:10:00-04:00","words":898},{"slug":"can-the-president-lower-rent","kind":"explainer","url":"https://tensorust.com/explainers/can-the-president-lower-rent/","api":"https://api.tensorust.com/v1/manual/can-the-president-lower-rent","title":"Can the president lower rent prices?","seo_title":"Can the president lower rent prices? Who really controls rent","question":"Can the president lower rent prices?","description":"Not directly: rent is set by local supply, zoning is local, and 32 states ban rent control. What Washington can do (vouchers, tax credits, mortgages), sourced.","short_answer":"Not directly. No federal law sets private rents, and the president cannot pass one alone. The levers that set rent, zoning, permits and rent rules, belong to states and cities, and 32 states ban local rent control outright. What Washington can do is pay part of some people's rent (vouchers), fund public and tax-credit housing, and nudge mortgage markets, which moves rent only slowly and only at the edges.","topics":["economics"],"keyword":"can the president lower rent prices","published":"2026-10-23T22:05:00-04:00","updated":"2026-10-23T22:05:00-04:00","words":998},{"slug":"steam-visibility-rounds","kind":"explainer","url":"https://tensorust.com/explainers/steam-visibility-rounds/","api":"https://api.tensorust.com/v1/manual/steam-visibility-rounds","title":"Steam update visibility rounds, explained","seo_title":"Steam Visibility Rounds Explained: Rules, Timing, Who Sees Them","question":"Steam update visibility rounds, explained","description":"Steam gives every game 5 update visibility rounds: up to 30 days or 1M front-page impressions, for owners and wishlisters only. Rules, timing, our plan.","short_answer":"Every game on Steam gets five Update Visibility Rounds . Each one gives your game a slot on the Steam front page for up to 30 days or 1 million impressions , whichever comes first, but only for people who already own it or have it on their wishlist . You can start one after your launch visibility ends, and it has to point at a community announcement about the update that is less than 30 days old . It is a re-engagement tool, not a discovery tool.","topics":["game-dev","games"],"keyword":"steam visibility rounds","published":"2026-10-23T21:50:00-04:00","updated":"2026-10-23T21:50:00-04:00","words":1709},{"slug":"what-is-x402","kind":"explainer","url":"https://tensorust.com/explainers/what-is-x402/","api":"https://api.tensorust.com/v1/manual/what-is-x402","title":"What is x402?","seo_title":"What Is x402? HTTP 402 Payments for AI Agents, Explained","question":"What is x402?","description":"x402 turns HTTP 402 Payment Required into a payment step: the server quotes a price, an agent signs USDC and retries. How it works, fees, our live endpoints.","short_answer":"x402 is an open standard that makes the HTTP status code 402 Payment Required do what its name says. A server answers an unpaid request with 402 and a machine-readable price. The client (usually an AI agent with a wallet) signs a payment in a stablecoin like USDC and sends the same request again with the payment attached. No account, no API key, no checkout page: the payment is the login.","topics":["ai-agents","guides"],"keyword":"what is x402","published":"2026-10-23T21:48:00-04:00","updated":"2026-10-23T21:48:00-04:00","words":1724},{"slug":"deploy-to-vercel-from-cli","kind":"guide","url":"https://tensorust.com/guides/deploy-to-vercel-from-cli/","api":"https://api.tensorust.com/v1/manual/deploy-to-vercel-from-cli","title":"How to deploy to Vercel from the CLI","seo_title":"How to Deploy to Vercel from the CLI (and the Free-Tier Limits)","question":"How to deploy to Vercel from the CLI","description":"Deploy any folder to Vercel from the terminal: install, login, link, deploy --prod, verify, roll back. Plus Hobby limits: 100 deploys, 5,000 uploads a day.","short_answer":"Install the CLI with npm i -g vercel , run vercel login , then from the folder you want online run vercel deploy --prod --yes . The first run asks which project to link (or creates one), uploads the files and prints the production URL. On the free Hobby plan you get 100 deployments a day and 5,000 uploaded files a day , and the second limit is the one that bites.","topics":["guides","app-dev"],"keyword":"how to deploy to vercel from cli","published":"2026-10-23T21:46:00-04:00","updated":"2026-10-23T21:46:00-04:00","words":1520},{"slug":"gumroad-api-create-product","kind":"guide","url":"https://tensorust.com/guides/gumroad-api-create-product/","api":"https://api.tensorust.com/v1/manual/gumroad-api-create-product","title":"How to create and publish a Gumroad product with the API","seo_title":"Gumroad API: Create a Product, Upload Files and Publish It","question":"How to create and publish a Gumroad product with the API","description":"Create a Gumroad product with the v2 API: draft, listing fields, presigned file upload, covers, enable. Real code from 130 listings and the 10-a-day cap.","short_answer":"Gumroad's v2 API can do the whole job. POST /v2/products creates the product (send draft=true ), PUT /v2/products/:id fills in the listing, POST /v2/files/presign plus POST /v2/files/complete uploads the file, POST .../covers and .../thumbnail add images, and PUT .../enable puts it on sale. You need an access token with the edit_products scope, and Gumroad lets an account create 10 new products a day .","topics":["guides","growth"],"keyword":"gumroad api create product","published":"2026-10-23T21:44:00-04:00","updated":"2026-10-23T21:44:00-04:00","words":1384},{"slug":"app-store-connect-api-key","kind":"guide","url":"https://tensorust.com/guides/app-store-connect-api-key/","api":"https://api.tensorust.com/v1/manual/app-store-connect-api-key","title":"How to create an App Store Connect API key and use it in CI","seo_title":"App Store Connect API Key: Create It, Sign a JWT, Use It in CI","question":"How to create an App Store Connect API key and use it in CI","description":"Create an App Store Connect API key, find the key ID and issuer ID, sign a 20-minute JWT in Python, and wire it into fastlane and GitHub Actions from Windows.","short_answer":"In App Store Connect go to Users and Access, Integrations, App Store Connect API, Team Keys , click Generate API Key , pick a role, and download the .p8 file. You get exactly one download. Copy the key ID from the key list and the issuer ID from the top of the same page. Every API call then carries a JWT you sign with that .p8 : algorithm ES256, audience appstoreconnect-v1 , lifetime under 20 minutes.","topics":["ios","app-dev","guides"],"keyword":"app store connect api key","published":"2026-10-23T21:42:00-04:00","updated":"2026-10-23T21:42:00-04:00","words":1596},{"slug":"how-to-publish-a-rust-crate","kind":"guide","url":"https://tensorust.com/guides/how-to-publish-a-rust-crate/","api":"https://api.tensorust.com/v1/manual/how-to-publish-a-rust-crate","title":"How to publish a Rust crate to crates.io","seo_title":"How to Publish a Rust Crate to crates.io (and What Goes Wrong)","question":"How to publish a Rust crate to crates.io","description":"Publish a Rust crate step by step: token, Cargo.toml fields, dry run, cargo publish, workspaces, 429 rate limits, yanking and trusted publishing from CI.","short_answer":"Make a crates.io account, create an API token, run cargo login , add description and license to Cargo.toml , check the package with cargo publish --dry-run , then run cargo publish . Read the next section before you do, though: every version you publish is permanent. You can yank it, but you can never edit or delete it.","topics":["rust","guides"],"keyword":"how to publish a rust crate","published":"2026-10-23T21:40:00-04:00","updated":"2026-10-23T21:40:00-04:00","words":1893}]}