I think the difference is that there's no pressure for client software to design around increasing engagement. Social Media needs the user to keep scrolling to serve the next ad and those software will gather all sorts of metrics even sacrificing a user's privacy to find out how to do that. When the incentives are perverted, the content the user engages in follows

When someone's nostr on-screen time is out of control, that's on them.

https://image.nostr.build/5582f282f81e1caebbb55a1c59b2fdbfbcb6fa845bcc102f1b0b89721de2fd23.jpg