You might recall Apple having a hard time keeping its lock screen locked at one point, and it looks like we've got a common theme brewing here now that Android's suffering from the same drama. Turns out that Android 2.0.1 -- the build currently deployed on the Droid -- suffers from a flaw whereby you can back out to a locked phone's home screen simply by pressing the Back button after accepting an incoming call. Of course, you'd either have to know a phone's number or wait for a call to actually take advantage of this, but we'd argue that it's a pretty low barrier of entry. The bright side of the story, we suppose, is that the phone goes back to being locked as soon as the call ends, but then again it doesn't tak