In the absence of a Simmons return, sources say, the Sixers’ belief is rival teams have grown even less motivated than before about making a move for Simmons because of the escalating uncertainty that surrounds him. If his mental health struggles aren’t solely the product of his Sixers experience, in other words, then who’s to say it will be any different somewhere else? From this standpoint, it’s not hard to find rival executives who confirm these suspicions.