I mean, yes, "Nostr is just a set of overcomplicated glorified mailing lists that only distribute messages signed with a single algorithm and formatted in a limited way between their subscribers" may be too cold of a shower for someone.
Discussion
It's fair to say sometimes you go to a coffee shop because your friends do. Not because they make the best coffee.
But in the spirit of generosity, there is a valuable spirit of freedom in there. Even if the coffee making process has been complicated in all the wrong ways. And these days, a desire to preserve freedom can't be downplayed