Interactive Group -- the same folks who ruined our lives last year with Cyber Clean -- are back. Seriously back. The company's latest gimmick gizmo is the Active-i sunglasses, hailed as the planet's smallest standalone video and audio recording / playback device. Put simply, you'll get a set of somewhat unsightly sunglasses (with "polarized lenses for optimum UV-protection," no less) with a built-in video camera right along the bridge of the nose. It's placed there for maximum stealth, and it's capable of capturing up to two hours of low-res video; after the deed is done, users can actually