Remember slotMusic? How about slotRadio? Don't feel bad -- no one else on the planet does either. To that end, SanDisk is apparently hoping to push some aging inventory on unsuspecting consumers with its new Sansa Clip+, which is essentially a Sansa Clip with a microSD card slot. The device will ship in a trio of hues (red, blue or black), and you can rest assured that it won't blow any minds with sick new features. It'll play MP3 files on a relatively small screen, get great battery life and barely put a dent in y