 Tonight on Tectonic with Mark Hurst, 6 p.m. to 7 p.m., how it started and how it's going. Mark is going to be checking in with past guests who made predictions on the show and showing us how everything they said has come true in a terrifying fashion. So, for your weekly dose of reality, tune in tonight, 6 p.m. to 7 p.m., Tectonic. Essential listening.