It's an island! Who needs a car on an island? At least on one as small as this one.
VonTum
This is the only way really to move forward with ISA extensions.
Though, I think for this update we don't need to be too concerned. Since it changes the code in such an extensive way, compiler writers will be strongly incentivised to produce this duplicate path themselves. Instead of letting the burden of dispatching fall on the programmer like with AVX and friends
Well, yeah probably some websites will require it, probably google's own will, and people will have to run two browsers for the sites that do, and the sites that don't.
And yeah they can force sites to switch, by downranking them otherwise, like they did with AMP. But I think that'll only really alienate people.
I would argue it doesn't even make anyone's life better, except google and advertiders'
I actually like this, at least in some way it could lower the barrier for actually explaining what a function does. Though I don't see this working in an office environment