Remember that ASUS Zenbook Prime Ultrabook we previewed last week? Yeah, it's outdated already, and you have none other than ASUS to thank. In addition to all the Ultrabooks and tablets the company announced later this week, it's also showing off a touch-enabled version of the 11-inch UX21A we tested out. What can we say? The form factor makes sense, given that Windows 8 is on the way and Microsoft is the star of this year's Computex. Other than that touchscreen, though, you won't notice any differences in the hardware: it's the same industrial design and backlit keyboard that you know and covet. And while the show floor is littered
