Sure, those new Core i7, 27-inch iMacs are lovely things (when they're working), but there's something missing: the sense of touch. That's coming soon, according to a report published in the Chinese Commercial Times. The new 22-inch model is said to slot in between current 21.5- and 27-inch iMacs, will use a capacitive touchscreen provided by Sintek Photronic, and unsurprisingly will be built by Quanta. Beyond that, and a supposed release before the end of the year, we know nothing -- but maybe we'll learn more at a