Highly doubt it. He can’t handle a social media network that doesn’t allow for mass blocking.
Discussion
If his twitter hasn’t been hacked, he is
I stand corrected. Apparently he tweeted out that npub? Wouldn’t know, I’m blocked on the lesser bird app. 😅
I had a feeling that was the case 
nostr has no blocking on thread level - hence if someone "shit on" on ex-twt-blocker mentality means others judge IF that is real "shit" NOT the blocker - everyone can see that shitpost in thread !
Story time?
2 levels of blocks in doggysocial now - at app algo level n by jerk users who cannot see other viewpoint - sounds like u got hit by 1st kind