Arnovitz: In Superteam culture, things don’t always go as planned. Ask the Nets

In a feature on whether the NBA has seen the end of superteams, ESPN’s Kevin Arnovitz writes about how things can go south quickly, citing the example of how the Nets’ “Big Three” came apart, how culture and personality issues drive success — or failure — as much as play.

Specifically, Arnovitz writes about what led up to the February 10 trade centered on Harden for Ben Simmons. The seeds of the Nets’ issues with James Harden, he reports, began in training camp when the superstar showed up out-of-shape ... and Kevin Durant noticed.

KD was not pleased.

Sources say that much of the discontent between Harden and the Nets started in September when he arrived into training camp out of shape. Durant…