Mark Cuban has found a new way to get fined; criticizing refs on his Twitter page. Shaquille O'Neal gets controversy for using the service at halftime, and asking people to accost him in public. Baron Davis just told the world he's got an ulcer on his page. (Finally, a Clipper has something in common with their ticket holders. That, and the soul-crushing losing.) Charlie Villaneuva has been candid about his coach's displeasure with him on Twitter. Many teams have committed to offi...