Via @TimvdLippe, this post by @dannymoerkerke matches what we're observing from Chrome data, largely attributable to bad perf (which on modern sites == JS & fonts):
https://medium.com/better-programming/were-killing-the-mobile-web-be5c5662c807 …
I put some of our findings in this talk last year:https://vimeo.com/364402896
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& Web Standards TL; Blink API OWNER
Named PWAs w/
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