It doesn’t sound like much of an iOS 7 bug — swipe this way, launch such-and-such app, double-tap that button, slip iOS’s surly security bonds — but if you tend to believe the “lock” in Lock Screen ...

The Android lock screen has evolved many times over the years. There have been various slide-to-unlock methods, and OEMs have always put their own spin on things. As it turns out, there are also a lot ...