Alternative formats are becoming more popular and mainstream than ever. The Amazon Kindle 2 is the latest electronic reader. Books download to the Kindle in less than five seconds. It's not back lit like a computer, which makes it especially easy to read. A keyboard is included to make annotations, as well as to look up words in the built-in dictionary. It's so slim, (1/3 inch!) you can practically take it anywhere. It can also hold up to 1500 books!! The Kindle has a unique file type, so there's no need to ever connect to a computer. You can browse Amazon. com Kindle store on the Kindle itself as well.
Learn more here.
Also, check out the Sony Reader here.