For those who serve mammon, the effects of zaps are far more potent than of likes and shares. It goes beyond just a feeling of acceptance by others; when a cryptard receives a zap, they feel a rush of power due to receiving more of their idol bitcoin, even if it's only a few cents.
If psychologists weren't so busy trying to convince men that the right thing to do is chop their penis off and pretend to be a woman, they might have some interest in studying the mainstream Nostr crowd.