Samsung Glyde U940
Solution for the touchscreen issues
When you charge your phone at night, flip it face down on a flat surface. Generally this is not recommended for touch surfaces, however, the screen will not be pressed against the surface because the home button keeps it at a very slight angle.
After testing this, I've found that the phone can be left on continuously for nearly a week before the touchscreen will malfunction. Since I started doing this, I haven't had any issues with the accuracy of the sensor at all. I left th...