I have answered some of these questions before. Here's the relevant posts with my responses:

http://www.internettablettalk.com/fo...&postcount=201 (See Question #6)
http://www.internettablettalk.com/fo...78&postcount=2 (Fixed fonts)
http://www.internettablettalk.com/fo...&postcount=199 (Makes playlists persistent)