“I’ve reported a few times that I believe this is mostly a money situation. Samuel, believing that his “wide back” role as a receiver plus running back exposes him to potential career-shortening hits, probably is seeking a guaranteed number close to the $72.2 million that the Dolphins just included in Tyreek Hill’s new deal. The 49ers, agreeing that the thing that makes him most valuable also could shorten his prime years, probably have already told him that they will not be coming anywhere near that figure.