There only need to be enough happy customers to drown out the ones who are potentially needlessly raped. And no service wants to be nasty, when money's involved they're so twitchy to please The Man they'll go insanely overboard with a breath of provocation.

And this scenario already partially exists in the form of Coinbase and we can see every day that people are getting nuked by them, often with no explanation. With an accessible blockchain at least Coinbase is purely optional. It wouldn't be if this stuff carries on.

The effort to keep Bitcoin decentralised and censorless in its current form will drive the majority of users straight to massively centralised services.