Semi-OT, possibly interesting:
Maintaining enemy lists like the one of Drew linked there has been illegal in Germany since 2021 as part of the government's (very necessary!) efforts against hate crimes and right-wing extremism.
Or at least that's my understanding of the law there. Maybe it's exempt based on technicalities.
In any case, I can in many cases emotionally relate to why he is doing that, but.. oof.