With a name like that, they're almost certain to. I think the only ones who can get away with not posting are the ones with female usernames. They're banking on the hordes of guys here checking out their profiles then clicking on the links.
Sure, it's a stereotype for male gamers, but I'm guessing there are enough people out there falling for it that it's seen as an effective tactic. After all, someone's got to be replying to the Nigerian mail scams or they would have stopped years ago.