For a clue of what is ahead, it helps to look back.
He was once the centerpiece of a deal that started the KG era. Could he be the catalyst for the end of that same era?
Consider this the opening salvo of rumors between these two teams. They were reportedly close near the deadline and now--according to Stephen A. Smith--they're flirting again.
It will be an interesting offseason and the most important man involved in it isn't Pierce or Garnett or even Doc Rivers. It's Danny Ainge.