Skype: "We are learning a lot about what makes TV different"         Verimatrix: "HD content delivered to any device has become the primary benchmark"         Poor ad workflows holding back VOD industry, claims study         Pay-TV subs grew 30% in Brazil last year         Discovery acquires online video specialist Revision3         Building trust for the move to multi-screen, multi-network video delivery         Belgacom adds 43k TV subs, declaims absence of "level playing field"         Nearly 60% of US broadband homes want to access YouTube via pay-TV         BBC to launch companion screen experiences         Swisscom TV hits new heights