Music, Data and TV Hit Center Stage Ad Trends & New TechStassy VelinovaNovember 29, 2012ad, ads, advertising, AllThingsD, big data, data, demographics, four hours, GigaOM, IAG, marketing, media, metrics, Music, Nielsen, online activity, Precision Demand, Rho, ROI, SocialGuide, track, tracking, TV, TV ads, TV advertising, TV is Dead, TV marketing, TV shows, viewers, YouTubeComment