You don't need JS to be a screw-up. A 1MB PNG does the job just as wellhttps://twitter.com/slightlylate/status/790991610100101120 …
: nah; that 1MB PNG is decoded off-thread and can't peg a CPU (which this ad does)...but video's another story...
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decoding images indeed no big deal, but bandwith is a b****
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: note browsers down-prioritise image requests. My rule of thumb is that script is ~10x worse than other resource types
End of conversation
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& Web Standards TL; Blink API OWNER
Named PWAs w/
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