WATERLOO, Ont. – When your wares are "up for bid" on the Price is Right, as BlackBerrys have been, you know their maker, Research In Motion, is very committed to the mass consumer market. Several announcements this week from the Canadian wireless handset manufacturer show how much RIM wants its BlackBerrys in the hands of regular consumers and not just in the suit coats and briefcases of businesspeople, long their bread-and-butter clientele. The first announcement this week was the debut of the first BlackBerry flip phone, the Pearl Flip. Why is the company debuting a flip? Simple. People are used...