The circle? I didn't see her threatening to kill or rape anyone. I'm pretty sure she's not putting it out there as retribution. It'd be pretty ineffective retribution considering the offenders put it out there themselves. I believe the point was to show how bad the harassment has become.
There are clearly both bigoted and inclusive gamers. I don't think anyone is saying "all gamers are sexist." But there is clearly a problem here that's worth discussing.