A NASCAR insider is confident the Cup Series Playoffs will stay the same after what he saw during the Homestead race on Sunday. On The Teardown podcast, Jordan Bianchi of The Athletic explained why the Homestead race is the reason the current playoff format won’t change. “This format produces moments like this,” Bianchi said when talking about the end of the race. “You’re going to be hard-pressed in a different format, if you go to the old 10-race playoff format, you’re going to be real hard-pressed and damn near unlikely to have a race where you’re going to have seven guys in the mix fighting…