Filed under: LaptopsAs if OLPC's Walter Bender hadn't already dragged this breakup far enough through the mud, Nicholas Negroponte himself has weighed in on Intel's departure, accusing the company of using underhand sales tactics to block OLPC sales and to win over OLPC customers to the Classmate PC. Nick says of Intel: "They were selling laptop with their brand on it directly to exactly the same people we were talking to. They would go in even after we had signed contracts and try to persuade governm