“I think that, by moving Kemba,” Ainge told Heavy, “it allowed Marcus (Smart), Jaylen (Brown) and Jayson (Tatum) and Robert Williams to really thrive in positional size, with Horford taking up a big responsibility in the front line for Robert and moving Jaylen, Jayson and Marcus to their positions where they can have size advantages. “It’s just a better fit. I think that is really clear.”