Thought you found out everything you could ever possibly need to know about new Toshiba tablets with the announcement of the Excite X10? Think again, sucka. Toshiba showed off two new prototypes on the showroom floor alongside the recently announced 10-incher. The devices are both in the too-early-to-be-named stage right now, so let's just call them the 13- and 7.7-inch tablets. In fact, that company isn't even sure it's actually going to bring either to market at any point -- according to a spokesperson, the Toshiba just brought them along to the show to gauge crowd interest in the form factors.
Unfortunately, this being so early in the development process, the company didn't have many on hand. The t
