One false alarm is bad enough, but two would be positively evil, wouldn't it? We're cautiously optimistic that Samsung and AT&T are serious this time about posting the Captivate's update to Android 2.2 starting tomorrow, another step in Sammy's long, drawn-out road to getting all of its promised Galaxy S upgrades out the door. We're sure owners are going to appreciate some of the simple pleasures in life that Froyo (and