Qwen3-Coder sets new agentic coding records with 480B params and 1M token context length

23/07/2025

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Episode Synopsis

Don’t animate height!. Jim Fisher identifies animating CSS `height` as a major performance culprit causing 60% CPU and 25% GPU usage on an M2 MacBook due to triggering layout recalculation, painting, and compositing. Using Chrome DevTools, he demonstrates how pure CSS animations on layout properties degrade performance. Cheaper animation properties like `transform` and `opacity` avoid these costly steps. A naive fix using `transform: scaleY()` reduces CPU but distorts visuals...

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