Blackberry seems to be going the way of Kodak, other epic business fails

Blackberry is abandoning efforts to sell itself, and the CEO is stepping down. As noted in the embedded video with that piece, Blackberry had half the U.S. smartphone market just five years ago; now it has roughly one percent. You can call this 'escalation commitment,' or call it The Innovator's Dilemma.  Basically, you're spending too much time worryin…