Well, why didn't every other team think of that?
Sorry the Heat would rather have the slight hope of signing a superstar or two than extending an old Antawn Jamison.
The other teams that cleared the deck for Lebron? The Clippers, Knicks, Bulls. They're not looking too bad themselves lately. Add in a healthy Rose, every team there could realistically make the Finals.
the nets cavs and raptors had space that year too