Amazon has now released Kindle DX, a larger, more versatile veriion of its wireless Kindle ebook device. The new DX version has a larger display and a screen which rotates from portrait to landscape to view Web pages and spreadsheets, etc.
Kindle DX and other wireless ebook reading devices certainly do not portend the end of the tradional book as we know it; they are simply useful, but additional, methods of conveying information to readers.
Here are some of the features of the Kindle DX as listed by Amazon: