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Meanwhile using ffmpeg's default settings it's 63k as h.264 and 45k as h.265.

Starting a video in most browsers is pretty expensive (it usually loads up various GPU features for hardware video decoding).

On some old and buggy machines, that might cause the browser to crash too.

Not something Google wants to risk for a doodle - that's why all non-trivial doodles require a click to load.

> Starting a video in most browsers is pretty expensive (it usually loads up various GPU features for hardware video decoding).

OTOH it might be cheaper (relatively) on phones as they can offload the work to hardware components and ramp CPU down (or avoid ramping it up).

But that is lossy compression.

It doesn't matter. It will look the same.

chroma subsampling, shallow gradients, ringing, the lack of transparency are all quite visible issues when trying to encode cartoons, pixel graphics or screen captures with the standard profiles of lossy video codecs.

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