Yesterday, one day ahead of the 2012 CES, I saw what’s supposedly the next-generation iPad. I’d show you a picture, but there’s honestly nothing to be seen. Think iPhone 4 to iPhone 4S: this device so resembles the iPad 2 that differences are only obvious when they’re placed next to each other. From the back, you could walk past this new iPad on display and have no idea that anything had changed. Here’s the scoop on what…