Former Mariners shortstop Yuniesky Betancourt certainly got used to the boos during his four-plus seasons in Seattle. But beyond the boos, he didn&amp;#8217;t really hear much of the criticism that he has no range in the field and no patience at the plate. Well, maybe he heard it. But he didn&amp;#8217;t understand it. &amp;#8220;I don&amp;#8217;t [...]