Majority of Tablet Users Watch Video on their Device, 1 in Every 4 Viewers Pay to Watch

RESTON, Va., June 8, 2012 /PRNewswire/ -- comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released new insights on the U.S. tablet market from comScore TabLens™, its forthcoming monthly syndicated service providing insights into tablet ownership and...