And there's nothing preventing law enforcement to find about these by tons of other means, including checking suspected bank transactions with a warrant.
People determined to communicate without anyone hearing, e.g. to setup their tax-haven accouts-- can do it in 2000 ways. Mass surveillance is about all the others who casually exchange data and discussions.
>The end result of going full tilt on crypto is cryptoanarchy.
That sounds like, but is not, a thing.