Tor model breaks down when facing a modest government adversary for the simple reason that having only 7000 relays total, with a minority of them carrying most of the traffic, invites cheap infiltration and takeover by state adversaries.
Yeah, that's a problem :(
That’s a theorical problem. Currently, most of the major guard operators are well known people and no doubt they’re not engaged with three-letter agencies.
https://github.com/ornetstats/stats/blob/master/o/main_guard_operators.txt
Regards,