“Panasonic is planning to start selling 3-D TVs next year. Rivals – including Sony Corp., which has its own movie division, and Samsung Electronics Co. of South Korea – have shown prototypes and may offer similar products. The problem is the scarcity of content to view in 3-D. Skeptics say a number of Blu-ray discs of appealing 3-D movies must come out for 3-D TVs to catch on.”