Just because ASUS has planned a grand October 23rd event to outline its US Windows 8 lineup doesn't mean we can't get an advance peek. Pre-orders have officially kicked off for at least two touchscreen PCs that also give us a very good feeling for the hardware we'll see at our doors. The dual-screened TAICHI 21 is naturally the star of the show, but it will cost you: a base version of the 11.6-inch hybrid with a 1.7GHz Core i5, 4GB of RAM and a 128GB SSD starts at $1,300, while an uprated model wi