How did she learn this, and how long did it take her? You do realize these traits have nothing to do with touch UI paradigms? You did put it in fullscreen mode I hope? Thats the first thing I do... the rest of the stuff is distracting. Have you told her the tips & tricks I quoted above? Its 3 of them. They should be very clearly in the first startup screen IMO. 2 of them are, but apparently the instructions are not clear enough.