Looking for something to read? ManyBooks.Net has out-of-copyright books i.e. Don Quixote, The Three Musketeers, etc., preformatted for your Palm PDA and others. I always keep a couple of books on my Treo 90 for those times when I get stuck in line or otherwise need to kill some time.
From their web site...
Free eBooks for your PDA.
This site contains more than 10,000 eBooks formatted for reading on your Palm, PocketPC, Zaurus, Rocketbook, or Symbian cellphone. When eBooks are added to the site they're listed on the Recent Additions page.