The internet is a force for both good and evil. On the one hand, it’s given us more awesome top ten sites and videos of cats falling over than you can shake a proverbial stick at. On the other, it’s sparked endless crazes that run the whole gamut of awful from “really stupid” to “probably deadly.” Here we round up the top 10 worst internet fads of all-time, from dumbass dances, to stupid poses, to shoving condoms up your noses (yeah, really)…