In theory, and just in theory, a discussion with other people is not only for the purposes of convincing the other party but also to expand own's knowledge and to better understand own's commitment to a line of argument. This is why I spent time on PRSI despite its frustrating nature.
In all truth, I thought that if it weren't for Covid-19 I would now be on PRSI, however if social media (esp. Facebook) is of any indication right now it's probably the last place I want to be in. Add this insane morbid focus on negativity, number of deaths, trends that are not trends, etc. pushed by media (left and right) and here's another reason to not visit it at the moment.