Online bullies can get money or fame from it - or be exempt from bullying.
Have you read about gamergate? All it takes is one disgruntled ex to twist everything around and play puppet master with other people to make someone a target. And the targets are not just subject to nasty words or comments - they are physically attacked . It seems a lot of these sites have unofficial "patrollers" who think that if someone is not independently wealthy they must be a scammer - what do you think - is someone who is not wealthy automatically someone you do not want to date? What are you looking for a bank account or a companion?

Good picture