A cheap casioppeia allows me to read ebooks around 2001.
Devices like the Sony Reader, Cybook, and Kindle DO NOT have glowing LCD screens.
The Kindle supports Mobipocket files directly. You don't need to write a script to do that.
Being at home on a rainy day, but wanting to read some new novel that just came out, you can have it in seconds. This concept (not hobbled by DRM) is pretty damned liberating.
A revolutionary portable reader that wirelessly downloads books, newspapers, magazines and blogs to a crisp, high-resolution electronic paper display that looks and reads like real paper, even in bright sunlight.