All the TV networks with NFL rights are looking to woo bigger audiences after agreeing to substantial hikes in the licensing fees they will pay the league National Football League under a new 11-year pact that keeps the bulk of professional-football telecasts under the purview of the big traditional TV broadcasters. Whenever Brady’s hire actually commences, it represents the latest in a flurry of big talent changes for major football broadcasts. If Brady’s Tampa Bay Buccaneers make it to the Big Game, will Fox’s analysts and sportscasters be able to critique Brady’s game play? Will they need to disclose the deal as they make their on-air pronouncements? The move could create some unique challenges for Fox Sports, which is slated to televise the Super Bowl in 2023.