The Dallas Morning News (David Moore) writes:  If this team was average at best, the decision would be easy. Tear it down. But the Mavericks are on pace to win 48 games after a slow start. It’s a significant drop from there to mediocre. Management can’t afford to get this wrong the way it did last year when it acquired Jason Kidd. The move was made because Cuban and Nelson clung to the idea of where the team had been 20 months earlier rather than accept what it had become. The Mavericks had deteriorated to the stage where one player was not enough to get them back to The Finals. Reality has sunk in this season. The problem is that it cost Devin Harris and two first-round draft picks for the Mavericks to have their eyes opened. That leaves Cuban and Nelson with precious few assets to offer heading into this trade deadline. Is this team at a crossroads? “That’s overstated,” Cuban said. “You just do the best you can and try to be opportunistic.