...is just the way I had imagined using Windows 8 on a desktop!
This page has nice images and a nice video demonstration of how the monitor works with Windows 8.
Still, $650 is pretty steep for a monitor. A ViewSonic TD2220 touch monitor for $300 and something like a book stand would be easier to swallow - http://www.viewsonic.com/us/td2220.html
You could modify or construct something like this to hold a monitor
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