web 2.0 iptv content delivery drm cable digital TV content repurposing metadata telco 2.0 advertising about us news ugc podcasting strategy social networks Identity lean enterprise start-up internet gsm media 2.0 trust profiles mobile aggregation business models implementation user generated content design PVR open source eBooks gaming bloglean beta systems DVB mobile TV broadband tvanytime VOD MPEG conditional access interactive advertising 3G folksonomy Web TV multimedia churn reduction B2B web services search content protection virtual worlds disruptive plays workflow lamp architecture reference system taxonomy p2p Enterprise 2.0 Intellectual Property