@ruisan
It's bad for my skin… and my mental health 😅
On a serious note, I've already answered here: https://social.librem.one/@m0xee/112775932785553569
And here is an even more elaborate answer in case you're interested (cc @bohwaz ): https://breloma.m0xee.net/objects/988ae23c-f5d4-4408-9aae-bb769e16099b

In short — I think that WebP (and few other technologies) serve no other purpose than maintaining Google's grip on modern Web.

@cuchaz