DALLAS -- For supermarkets in video, Blockbuster's deal with Rentrak means revenue sharing will be less of an option, said industry observers -- competition will mandate it. "Supermarkets are not always proactive, but they sure are reactive. They are going to have to gravitate to pay-per-transaction," said Andrew Miller, national sales manager for the supermarket division of Rentrak Corp., Portland, Ore.
Some large supermarket chains have been proactive about the concept. Leading chai