This column highlights the most interesting and useful business and financial commentary on consumer companies from around the Web. The Record.com Link: Canaccord Slashes Estimate of BlackBerry Sales “Analysts are split on the future of BlackBerry (NASDAQ:BBRY) and its prospects for sales success as Canaccord Genuity pulled back its expectations for the smartphone maker on Tuesday.   “The investment firm said it believes that shipments of the new BlackBerry devices in February will fall short of earlier predictions of just 300 000 units a far cry from its initial estimate of more than 1.75 million.”   Bloomberg Link: Wal-Mart ...