> Because between enterprise networks

> require DPI

Enterprises own the device that I'm connected to the network with, I don't see how you can get any more invasive than that.

> countries with laws

1) what countries do national-level SNI filtering, and 2) why are you using a hyptothetical authoritarian, privacy invading state actor as a good reason to keep plaintext SNI?

> Big sites care about money

Yes, and you could say that overbearing, antiquated network operators stop them from making more money with things like SNI filtering.