They are afraid of the Reposte.
Reddit
Two. One to post the joke and one to post a better punchline in the comments.
Because there is a lot of reposting to do.
Slice cream!... I think I'll join the reposting group now...
Just take some steps to avoid them!
It was on a strict diet of worms. edit: changed pronoun to avoid ambiguity
First post) It doesn't have an ellipse.
Christopher Walken. (Not sure if it's a repost, but I don't think I've seen it posted here.)
Because they do well with Ripostes.