RIM has yet to officially announce the upcoming Style 9670 flip, but the leakfest continues today with a handful of new videos -- professionally-produced ones this time -- that show off key features of the UI and how to use them. Unlike the Torch, the Style lacks a touchscreen -- it just wouldn't be prudent in a clamshell form factor -- which means we're seeing just what it's like to navigate the finer points of BlackBerry 6's user interface with an optical pad (and secondary display) alone on a larger, portrait-oriented display. We're hopeful that RIM's new platform has a certain