I've had no problems at all with my T1. I had quite a few problems with the Reader for PC software seizing up and crashing... but none with the device itself. I have about 140 books on it, no SD card.
"Do what you feel in your heart to be right - for you'll be criticized anyway. You'll be damned if you do, and damned if you don't." - Eleanor Roosevelt
Avatar Photo: Path below Temple of the Winds, Mount Stewart, Northern Ireland, May 2008