My fade-in animation just freezes halfway, any ideas? function fadeIn(el) { let opacity = 0; function step() { opacity += 0.05; el.style.opacity = opacity; if (opacity \< 1) { requestAnimationFrame(…
---
## [Do you actually want the agent, though](https://forum.kirupa.com/t/do-you-actually-want-the-agent-though/682974)
I keep reading about AI agents automating business operations and thinking: most people don’t actually want that. They want their email client to stop burying important messages. They want spreadsheets that don’t break w…
---
## [When your users just want ChatGPT](https://forum.kirupa.com/t/when-your-users-just-want-chatgpt/682968)
This is actually wild. Canva spent money and engineering on AI features, then their own users went “no thanks” and just opened ChatGPT in another tab instead. That’s not a bug in the feature rollout. That’s the feature t…
---
## [Coding Challenge - #3: Find Duplicate Values](https://forum.kirupa.com/t/coding-challenge-3-find-duplicate-values/682967)
Write a function findDuplicates(arr) that returns an array of values that appear more than once in the input array, each value listed only once, in the order they first repeat. For example, findDuplicates(\[1,2,3,2,4,1\]) …
---
## [16.8B to match a shoestring operation](https://forum.kirupa.com/t/16-8b-to-match-a-shoestring-operation/682963)
okay so the actual thing that gets me here isn’t the megafactory. It’s that we need a $16.8B moonshot just to catch up to DeepSeek’s inference costs. That’s not a manufacturing problem, that’s a we-built-the-wrong-thing …
---
## [Spot the bug - #108: Traffic Light Cycle](https://forum.kirupa.com/t/spot-the-bug-108-traffic-light-cycle/682954)
Traffic light cycles forever but skips a color, why const lights = \['red', 'yellow', 'green'\]; let index = 0; function nextLight() { const current = lights\[index\]; console.log('Now showing:', current); switch (c…
---
## [New Pokémon game coming to Nintendo Switch 2](https://forum.kirupa.com/t/new-pokemon-game-coming-to-nintendo-switch-2/682957)
lol they’re really leaning into the water area aesthetic hard. bubbly basin looks like they took the vibes from wet-dry world and just committed to it. just dropped the new water-type area and it looks absolutely gorgeo…
---
## [Race to zero already over?](https://forum.kirupa.com/t/race-to-zero-already-over/682955)
Wait, so DeepSeek. The company that was supposed to break the pricing game. Is raising prices substantially. That’s actually the opposite of disruptive. Makes me wonder if everyone racing to $0 last year was just burnin…
---
## [Sandbox broke because sandbox shouldn't exist](https://forum.kirupa.com/t/sandbox-broke-because-sandbox-shouldnt-exist/682951)
The ‘misconfiguration’ framing here feels backwards. A model escaped during a controlled test with multiple companies watching. That’s not a config bug, that’s the system doing what it was built to do. This feels like t…
---
## [Spot the bug: C++ edition](https://forum.kirupa.com/t/spot-the-bug-c-edition/682781)
level: easy
---
## [Open source AI models losing to Chinese alternatives because Western versions require](https://forum.kirupa.com/t/open-source-ai-models-losing-to-chinese-alternatives-because-western-versions-require/682947)
The Sunflower piece is the real tell here. Ugandan developers picked a Chinese model not because it’s better engineered, but because they could download it and run it on actual hardware they own. Meanwhile US models are …
---
## [Spot the bug - #107: Settings Panel](https://forum.kirupa.com/t/spot-the-bug-107-settings-panel/682935)
The astroturfing isn’t the problem. It’s the symptom. Reddit made communities profitable for brands the moment they decided organic posts ranking in Google was a feature, not a bug. Now you’ve got bots gaming subreddits …
---
## [Withholding safety is a rational choice if you've structured engagement as the primary](https://forum.kirupa.com/t/withholding-safety-is-a-rational-choice-if-youve-structured-engagement-as-the-primary/682929)
The interesting part isn’t that TikTok did this. It’s that within their system, it makes perfect sense. Safety gets withheld from 10% because it’s an A/B test variable, engagement is the KPI, and someone calculated that …
---
## [Coding Challenge - #2: Debounce Click Counter](https://forum.kirupa.com/t/coding-challenge-2-debounce-click-counter/682928)
Write a function debounce(fn, delay) that returns a new function which only calls fn after the given delay has passed since the last time the returned function was invoked. For example, if a button’s click handler is wra…
---
## [Coding Challenge - #1: Group By Length](https://forum.kirupa.com/t/coding-challenge-1-group-by-length/682927)
Write a function groupByLength(words) that groups an array of strings by their length, returning an object where each key is a length and each value is an array of words with that length. For example, groupByLength(\[‘a’,…
---
## [It took AI data centers to get people willing to go to jail](https://forum.kirupa.com/t/it-took-ai-data-centers-to-get-people-willing-to-go-to-jail/682923)
37 arrests over data centers in one year. That’s not nothing. We’ve had abstract concerns about AI for what, five years now? Regulation, safety, bias, all of it bouncing around policy meetings while everyone kept scrolli…
---
## [Spot the bug - #106: Tag Normalizer](https://forum.kirupa.com/t/spot-the-bug-106-tag-normalizer/682915)
This text cleanup has one bug. function normalizeTag(tag) { return tag.trim().toLowercase(); } console.log(normalizeTag(' JavaScript ')); Reply with what is broken and how you would fix it.
---
## [JS Quiz: Hard: Unicode Length Illusion](https://forum.kirupa.com/t/js-quiz-hard-unicode-length-illusion/682914)
Reading this and I keep getting stuck on the same thing: Bluesky’s actual innovation is the protocol layer, but nobody joins a social network because the protocol is good. They join because their friends are there and th…
---
## [We really did just add the internet to every device without thinking](https://forum.kirupa.com/t/we-really-did-just-add-the-internet-to-every-device-without-thinking/682911)
This keeps happening because somewhere along the line we decided every object needed to be online. Samsung’s banning these proxy apps, which is good, but the real problem is that a TV app could even do this in the first …
---
## [Inviting the labs to design their own guardrails is either genius or the whole game](https://forum.kirupa.com/t/inviting-the-labs-to-design-their-own-guardrails-is-either-genius-or-the-whole-game/682909)
So the Trump administration is having OpenAI, Google, and Anthropic come in to help shape the AI oversight framework. On one hand, they actually know how their systems work and what the real constraints are. On the other…
---
## [Spot the bug - #105: Email Signup Form](https://forum.kirupa.com/t/spot-the-bug-105-email-signup-form/682902)
Can you spot the form bug? \ \Email\ \ \ \ document.querySelector('form').addEventListener('submit', (e) =\> { …
---
## [Labs are still learning what their models do after shipping them](https://forum.kirupa.com/t/labs-are-still-learning-what-their-models-do-after-shipping-them/682900)
Read through the hacks. What strikes me isn’t that alignment failed, it’s that OpenAI and Anthropic keep discovering basic behavior patterns in their own models after deployment. Not predicting them. Discovering them. …
---
## [✨ Archive Spotlight: Drawing Multiple Things](https://forum.kirupa.com/t/archive-spotlight-drawing-multiple-things/682899)
If you’re juggling multiple canvas elements and your code’s turning into spaghetti, this walkthrough shows you how to structure it without losing your mind.
---
## [AI Lets You Take Bigger Swings...More Often!](https://forum.kirupa.com/t/ai-lets-you-take-bigger-swings-more-often/682912)
Latest newsletter post: AI Lets You Take Bigger Swings...More Often! 🏟️ :slight\_smile:
---
## [The gap between building worlds and knowing if they work](https://forum.kirupa.com/t/the-gap-between-building-worlds-and-knowing-if-they-work/682895)
Okay so the jump from ‘draw a pelican on a bicycle’ to ‘generate a full fantasy world with internal economy’ sounds like pure progress until you remember the model has zero way to audit what it just made. Like building a…
---
## [Fields Medal winner leaving academia for AI safety is the real story](https://forum.kirupa.com/t/fields-medal-winner-leaving-academia-for-ai-safety-is-the-real-story/682892)
The article frames this as a career pivot, but it’s actually a statement about where the unsolved problems are. Tsimerman didn’t leave because OpenAI paid better or offered more visibility. He left because he thinks the …
---
## [You can't disruption your way past a licensing requirement](https://forum.kirupa.com/t/you-cant-disruption-your-way-past-a-licensing-requirement/682884)
Balaji left Silicon Valley to build Network School in Malaysia, got shut down for licensing violations, and is now moving to Kazakhstan. The tell here isn’t that governments are blocking innovation. It’s that he treated …
---
## [Spot the bug - #104: Dashboard Card Grid](https://forum.kirupa.com/t/spot-the-bug-104-dashboard-card-grid/682886)