I reckon success.
Shaq moved to Cavs. Success or Failure?
Failure, the "run and gun" style of the Sun's towards the end of last season inflated Shaq's figures so it looked like he was playing better than he was.
They have Illgauskas, he is just a more ineffective shaq, they need a shooter.
In the playoffs during the Orlando series Mo Williams buckled, It showed that even with Lebron being phenomenal he still needs some good shooters/scorers surrounding him.