After finishing the day up almost 20 percent on volume of close to 6 million shares, Barnes & Noble stock slid slightly in early trading this morning while markets consider the board’s news (and as the overall market itself declined). For some people, when James Cramer advises Mad Money viewers to sell Barnes & Noble stock (“let’s take some profits in that one”–? what profits?), that’s a buy sign. The WSJ offers a closer look at chairman Len Riggio’s electronic ambitions and the extent to which he has re-engaged in the business overall this year. “By putting together an investment […]