All 3, and I agree about PreferenceFragment - it slipped my mind but it is a pain in the ass. I haven't run into many other issues(well, except Maps, though I

All 3, and I agree about PreferenceFragment - it slipped my mind but it is a pain in the ass. I haven't run into many other issues(well, except Maps, though I believe this is handled with the new Maps API but I haven't worked on it yet).