In real life you see a real human's body language and can see if you are upsetting them by being critical, which may make you uncomfortable and cause you to hol

In real life you see a real human's body language and can see if you are upsetting them by being critical, which may make you uncomfortable and cause you to hold back. On the Internet I can bash anyone on any topic without obvious indicators that there is a real human being on the other end of the conversation that I may be hurting. Also this community tends to attract contrarians who believe they know better that the majority of people on many topics, for better or worse.