The former is generally more performant that HTTP, and the latter also offer benefits versus other options.

They're just google doing what Microsoft did in the 1990s, setting their own proprietary 'standards' instead of working to improve things.

This is dangerously wrong, for two reasons:

1. These are open standards. They're not proprietary. 2. What is "improving things" if not proposing open, alternative standards which solve existing problems?