From that point of view, Hacker News is little different than Facebook. One could even argue that HN's karma system is a dark pattern designed to breed addiction and influence conversation in much the same way as other social media platforms, albeit not to the same degree.
And regulations of this kind always creep out of scope. We've seen it happen countless times. But people hate social media so much around here that they simply don't think it through, or else don't care.