Passionate tailgaters top off their bowls of jambalaya, a “Geaux Tigers” banner catches a rare breeze in the Louisiana heat, revved-up college students start to fill the stands, and over a dozen iPad Pros are on the field — it’s game day in Baton Rouge. While the pregame revelry and Cajun cooking are longstanding traditions at Tiger Stadium, the iPad on the sidelines is entirely new: In April of this year, the NCAA approved a rule that allows college football teams to have up to 18 active