VoIP Logic: Unified Communication + Cloud Information Technology = Unified Collaboration

Thanks to VoIP, the cloud, WebRTC, and mobile technology, communications is everywhere. Many of us (at least in the Internet telephony community) feel that we have achieved, or are well on our way to achieving, ubiquitous accessibility. When I receive a call or an IM/SMS, my phone, computer, mobile app, and tablet all tell me. All these devices know where I am (presence) and are able to pass the call to me - media and signaling. Unified communications? Check!