Ranked in these QuestionsQuestion Ranking
Pro Anyone can post
Con Known cases of censoring
Facebook had cases of censoring content, pro Conservative US party for example.
Con Actively repress 1st amendment rights of americans despite being an american company
Violations of our highest laws is not acceptable behavior.
In a way because social platforms show you what seems most relevant to you, you may end up not seeing things that are important; a kind of self-censoring.