Indeed, there's no reason to not use .well-known for newer standard files.

This is a good point, unlike what some claims the Internet isn't dying. The commercial crap on top is thinning out and is getting filled with crap indeed. Still, what made the Internet and the Web are still here for people to use.

The Internet culture definitely changed at the turn of the 21st century. Before this it was a more civilized and hopeful place. I'd like to see the netizen etiquette make a strong come back.