Cheat sheet: Windows 8 vs. Windows RT

To the naked eye, Windows RT looks just like Windows 8. But it's not. There are huge differences that could cause a lot of confusion for the people who buy Microsoft's Surface tablet that's launching tomorrow. Most people have no clue what Windows RT is, and that's Microsoft's fault for not making it clearer. Let's take a look at what we do know.Heidi Klum Mario Batali Eric Idle/ Mike Nichols Adriana Lima Ty Pennington Tom Cruise Rolling Stones Oprah Winfrey U2