College football executives will eyeball the NFL’s 2026 schedule upon its release Thursday evening, primarily to identify threats. Will there be a Black Friday doubleheader to steal viewers who otherwise would be focused on college rivalries? Which teams are playing on Saturday of Week 15, when NFL showdowns on Fox and CBS go head-to-head with the opening round of the College Football Playoff? How attractive is the NFL’s new doubleheader on Jan. 2, a day that was stacked with bowl games last season? Retired Fox Sports president Bob Thompson used the term “intentional creep” to describe the NFL’s strategy of moving into broadcast windows that once were the domain of other sports — for example, its takeover of Christmas Day from the NBA. “Imitation is the sincerest form of flattery,” Thompson told the Hotline last year. “But the gorilla is coming. And it will stomp on everything.” That “creep” will only become more problematic for college football if the NFL adds an 18th regular-season game.…