To call Mark Cuban eccentric would be akin to describing the ocean as wet, but what's not so often acknowledged about the Dallas Mavericks owner is the sharp mind and commercial nous that have gotten him to the position of hiring and firing millionaire ball players. One of Mark's recent blog posts, entitled "The future of TV is TV," got the attention of NewTeeVee, who sought to debunk his contention that VOD (video on demand) services f