Research in Motion (RIMM +3.1%) moves higher after an upgrade from Bernstein, who believes...

|By:, SA News Editor

Research in Motion (RIMM +3.1%) moves higher after an upgrade from Bernstein, who believes current thinking reflects "the bleakest possible outlook for the company." RIM's key product, e-mail, "has become a commodity," making any long position in the stock strictly "tactical."