You guys are no fucking different. The first thing out of many of your mouths, in reaction to this tragedy, is how guns should be banned.
I wouldn't advocate that. Certainly, you wouldn't possibly be unfairly generalizing from a vocal minority or anything like that... Just a thought. I would say that we'd have a safer society by having a 100% armed populace is an incredibly stupid idea, though, and flys in the face of reason and common sense.
As the details of this guy come out, we'll see how predictable his acts were. He "looks" at first glance like a clean cut guy, private, reserved, probably a hard worker. He's been in the US since 1992, is legal with a green card. I don't see the warning flags yet.