100% and there's a scientific base for that, in real life a heated arguments can real repercussion. Most people in person will focus on what they have in common over what they disagree with because if you don't do that it will be the end of it, if you want to stay in the same room one need to avoid these subjects or at least soften the edge while saying what you think. also a lots easier to communicate in person.
this is a perfect video illustrating the concept.
A brief demonstration of keyboard warriors in real life.
timesofindia.indiatimes.com