Oh, so what.
So he posted a few lovey-dovey posts, made some obsessive sprite art and brought up the whole Evanna Lynch dealie in topics that are completely unrelated. Big deal. The internet is about expressing yourself in any way possible, to people who may or may not care. That's all TRD is doing, he's not hurting anyone.
You can't punish a person for being creepy, that just means you've got a problem with the person and you should take it outside.