Asked this week a dev that was developing one of the first alt Twitter apps at the time and is very tech savvy. His response was that the btc maxi talk was the turn-off at this point.
All the keys, relays and the overall learning curve with specific lingo: pv, zaps etc. take effort to get used to and not many have the time and interest for it.
"Alternative for X" is not good enough. Mastodon got a lot of new users last year but not many have stayed active. What can we learn from that experience?