Firemint and EA have launched Real Racing on the Mac App Store just in time for Christmas. And not only does the game offer up the same high definition racing fun of the popular iOS series, but there's another twist as well: You can use an iPhone or iPad to control the game on your Mac. That's pretty cool -- I presume that means you need a Real Racing app to do it, but there are a few free versions out, and the full versions are only a buck during the holidays anyway. Other than that, the Mac app doesn't sound too new, though there are still licensed cars, lots of tracks to play through a career mode, and of course you can use the power of your full Mac rather tha