There was a surprise waiting alongside Gigabyte's Windows 8 tablet duo at CES: an exceptionally small desktop. The as yet unnamed mini PC is a minor marvel of engineering that's much smaller than a Mac mini at an 0.3-liter volume (10 fluid ounces), but still manages to cram in a Core i3, i5 or i7 processor. We're also looking at up to 8GB of RAM and a 256GB SSD for heavy duty tasks. Expansion is about the only sacrifice, as there's just two USB ports, Ethernet and a rather curious choice of two HDMI ports on the pre-production model we saw. Gigabyte didn't have