When swinging your hand, Glass appears weird while it swings, but returns to normal shortly after
Tested on iPad Air (which wasn't on the device list, so I picked iPad 4 which is the closest model to it) running iOS 7.1b2
Any ideas why this could be happening? Can others reproduce the bug?
Edit: How was this closed as duplicate? This is the first post to report it. That other post is a duplicate.