comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today announced the U.S. Beta release of Media Metrix® Multi-Platform, the next generation of digital audience measurement and media planning. Building on Media Metrix, Mobile Metrix and Video Metrix from comScore’s Audience Analytics suite, this revolutionary product offers unduplicated accounting of audience size and demographics that reflects today’s multi-platform digital media environment, which includes websites, apps and video content accessed from multiple devices. Read comScore Press Release  [...]