And what if it's this girl's insecurities causing her to lash out like this? What if the abuse "she deserves" causes her to commit suicide? Is it still ok?
Well, online abuse has caused many people to commit suicide. How different is it calling someone ugly who wants to kill them because they think they're ugly? The line isn't at the magic words "kill yourself". The line is don't be a cunt. Even to cunts.