Long term, I can imagine this becoming a corollary to Net Neutrality. Whenever that finally becomes a thing, the next step could be a law/rule that "public web

Long term, I can imagine this becoming a corollary to Net Neutrality. Whenever that finally becomes a thing, the next step could be a law/rule that "public web sites need to be accessible by the public". Not that developers need to test their work in dozens of different browsers, but that they can't actively choose their customers.