So no apps, no spyware, no registry gunk, etc. to slow things down.

FORBES: Is a Windows 8 Ultrabook a Mobile Device? Yes, I Think It Is.

Protection against spyware is no better.

ECONOMIST: Putting a stop to online infection

While surfing on Google or Yahoo, spyware or a computer virus is automatically and invisibly downloaded on a computer, requiring no user interaction for the computer to be infected.

CNN: Facebook, Twitter crooks just a click away