What do you get when you extend the protocols of the web into the old world of telephony? The mash-up of the web, voice, data, and presence is a heady brew transforming communications applications and networks at a breakneck speed. Join Alec Saunders, CEO of Iotum, and author of the Voice 2.0 Manifesto, for a peek at how iotum's Relevance Engine mashes up voice, desktop data, presence, and web protocols to contextually filter communications requests.