Earlier quoted context omitted.
A website from 1996 will look much the same in a modern version of Chrome. Good luck with your SDKs.
To be fair, browsers aren't always perfect about preserving backwards compatibility for every API. Miles ahead of native, and hundreds of miles ahead of mobile. For the most part, the web is one of the most future-proof platforms you can develop for, if not the most future-proof platform you can develop for. But there's still room to improve.
The web is probably second, though. Either the web or Windows.