Originally Posted by liveoutloud91
I have a hypothesis that it may have something to do with the firmware version (3.1), as this problem was nonexisistent before that update, as far as I can tell.
It should also be noted that no modding, soft or hard, has been done to the Kindle.
My hypothesis is that something cracked your screen sometime after the firmware updated. If the screen is cracked, then the update is almost certainly not the cause.