Boston Celtics coach Doc Rivers is one of the most accessible, accommodating individuals in the NBA. Lately, however, he’s been a charter member of the James Dolan Communication Society. Rivers has gone into radio silence while reports swirl around a potential trade to send him to the Los Angeles Clippers in what would be a bizarre deal, even by Clippers’ standards. The deal apparently has died – no surprise there, given what the Clippers would have to give up – but lost