People don’t feel the “need” of a leader or a judge, most of the time people don’t have the willingness to be responsible and/or have the power and connections to be in those roles those roles.
The use of Nostr, as of today implies the user has certain level of education, interest and patience to set it up. Because it’s clearly harder than making a tick-tock/google/instagram account, where everything works well the majority of the time.
That proof of work, to make a Nostr key pair, with the lack of general content compared to other social networks, are the reason why adoption lacks.
When you said “most of humanity doesn’t MATCH…” I felt that should be considered in the opposite way, what doesn’t yet match is the protocol and clients to the needs and responsibilities that most users have or are willing to take.