Chris JacobsBarrett Jackson Host Chris Jacobs is part of the rarest fraternity on earth: The SpeedFreaks Alumni Association. He was with The Freaks several years ago but now he’s hosting several shows in the Discovery Channel universe plus the NFl Network. But his visit Sunday night was about the Barrett Jackson auto auction in Scottsdale this past weekend. The stories ranged from Don The Snake Prudhomme to Aerosmith’s Steven Tyler. And they’re all wonderful. Listen…