It's more like leechers.. Anyway, this isn't the first post that happens (like the 5th), but i've talked to him, this was a old thread if i'm correct so..
Most of those reasons are stupid and the rest talk about blocking pop ups, yes it does block a little bit better that is only because it is a newer script and people haven't gotten around to blocking it I do use mozilla but those reasons are so illigate you should have less reasons and more logical ones