Unbalanced. Use real Windows 8 in a tablet or notebook. There seem to be no boundaries for the productivity: the familiar Office-package works, frequent writers will love the keyboard and the battery runtime is gigantic. So why this title?
http://www.notebookcheck.net/Review-Asus-VivoTab-TF810C-Convertible.88430.0.html
In the UK, the TF810 tablet and keyboard is 805 Euros or 700 UKP. So us in the UK, this device is good value.
Bought one of these, its sweet ;)