I'd say, there are people who pretend to be bad, but maybe they want to be seen that way because of past experiences with others, trust issues. And a way to make people go away from you is to make them dislike you even if they care about the people because not everyone appreciates the positive things until they are lost... Just a thought.
But the ones that do matter... are the ones who truly put effort into their content- the rest are just taking up storage somewhere