I don't know concretely if it's due to superstition, but any time a new rule is implemented into the NBA or a new piece of equipment or a new technology, there is always a transition and adjustment period by players and coaches and anyone involved with the game.
“I wanted to be a professional singer/actress, though I knew it would be hard.”
“If I could have anyone on speed dial it would be George Clooney. He seems like a cool guy who would give good advice.”