And Vaughn's playing time has ranged from 13 minutes to five seconds.
What should those players expect in April and May? It's too soon to tell.
Popovich knows better. He realizes he needs to figure out if Ginobili will help more starting or coming off the bench, and if Ime Udoka is worthy of more playing time than Barry, and if he'd rather have Stoudamire's shooting ability or Vaughn's steadiness at backup point guard.
"But when playoff time comes," Vaughn said, "I guarantee you there won't be any uncertainty."