If you fancy yourself a power user, HP's got a "world's first" trick up its sleeve that might lure you in. Earlier today, the Palo Alto outfit took the wraps off its newest all-in-one, the HP Z1. This workstation is a mere distant cousin to HP's consumer-focused Omni and TouchSmart lines -- not that that's a bad thing. The machine comes sporting a 27-inch, 2560 x 1440, IPS display, the back of which snaps open for easy access when m
