Several users are experiencing, that there will be lines across their keyboard on iPhone 5.
More iPhone 5 users now reports about problems with lines across the keyboard. Both our site and the Apple Discussions Forums, describes several users, how they experience strokes, which flashes and jumps, across the keyboard at their new iPhone 5.
The problem is not constant, then the lines does not occur every time the keyboard is used.
There is not yet any official statement from Apple, and users are discussing there for Merry about the problem is software or hardware related.
According to our site, an Apple Support have disclosed to a user that you expect, it is a software problem.
On a video posted on YouTube, seen the lines on keyboard clear.