"You're posting too fast. Please slow down. Thanks."
New accounts are rate-limited by default, btw.
https://news.ycombinator.com/newsguidelines.html
They definitely already do that - make it trivial to find misinformation online. It has effectively ruined democracy.
This has a big disclaimer on it about how it is likely to produce misinformation and shouldn’t be used in any serious contexts. Hardly the same.
New accounts are rate-limited by default, btw.
https://news.ycombinator.com/newsguidelines.html