http://www.redmondpie.com/you-can-now-run-x86-legacy-windows-apps-on-surface-windows-rt/
Now Microsoft tablets are much more interesting
![Smile :-)](./images/smilies/icon_smile.gif)
allows running x86 Windows applications on Windows RT (ARM) tablets. The tool emulates x86 instructions and passes Windows API calls to WinRT kernel with necessary modifications.
Unless I am wrong, Windows RT ARM tablets are much cheaper than x86 based ones...