How things is done 30 years ago https://en.m.wikipedia.org/wiki/Pretty_Good_Privacy#Criminal_investigation

And this by Ken Thompson 40 years ago https://en.m.wikipedia.org/wiki/Backdoor_(computing)#Compiler_backdoors

Haha, and I smiled when I looking for the single quote in your password and sure it is there👍👍

Or, I think this can be, kinds of, archived by ‘simple’ enhancement at client side without changing today’s server side implementation. At Lemmy client, user can choose to group several different communities to user defined virtual community. Like today’s client, we have ‘All’ and ‘subscribrd’ 2 group, if user can define more group like ‘news’ ‘meme’ etc, then that’s should work?

Maybe because Linux rarely die?