Got a workplace fancy enough to warrant $500 video conferencing VoIP phones? Then Aliph's got a Bluetooth headset you might like to own. From what we can tell from the press release, the Jawbone Icon for Cisco doesn't have anything new in terms of audio quality or styling -- the old adage of don't fix what ain't broke -- but instead adds upgradable firmware and allegedly seamless switching between a Cisco Unified IP Phone (or that Cius tablet) and your personal cell. The idea is that you could walk around all day untet