‘Former Bills coach Marv Levy isn’t surprised that Smith is not voluble about the record. Once in Buffalo, Smith requested that the club’s video coordinator provide film on the opponents’ third-down situations and all the sweeps by left tackles, but asked him not to inform the coaching staff of his request. But Levy, who coached Smith for 12 seasons, found out. When Levy asked Smith how often he studied film, Smith was reticent. “He said, ‘No more than anybody else, coach,’ ” Levy recalled Friday, chuckling. “He didn’t want us to know for some reason. He was a closet studier.”‘