I’ve just brought a Surface RT tablet and while I’m really happy with it, there are a few limitations. One of which is you can’t install the SkyDrive desktop app. The below article shows how to map a drive to SkyDrive, which gives you the same functionality, the guys a genius 🙂
http://rashedtalukder.com/how-to-map-skydrive-folder-on-windows-rt-desktop-mode/