DeMarcus Cousins trade rumors are like inchworms: Just when you think you’ve killed them, they grow back stronger than ever.
The Sacramento Kings center, supremely talented but also supremely hard to coach, seemingly has been on the trading block forever. With each new report of the Kings’ dysfunction — they’re on their sixth head coach since Cousins entered the NBA in 2010 — comes speculation that the team finally will trade their perennial All-Star.
Cousins is in Boston on Friday to play the Celtics, who have been tied to the big man on several occasions in recent years. Celtics point guard and team cheerleader Isaiah Thomas even said in O…