These days, a lot of online product launches are like zombie attacks. One day, everything is fine. The next day, there's a legion of crazy people banging on your virtual doors and windows, wanting to feed on you. Who the hell are these zombies and how did they get my address? Time to break out the shotgun, or in this case, the Delete All button. And it gets worse. That group of friends you hang out with from time to time? Yeah . . . they're zombies too. "Wait dude,