Proposed engine regulation changes are only part of F1's post-2020 vision.
Ferrari threatens to quit F1 (again), Felipe Massa retires from F1 (again) and Peter McGinley is absent from the show (again). Plus Dieter Rencken reveals that he's actually South African, disqualifying him from ever sitting in the Australian Parliament.
Lewis Hamilton has won his fourth world championship after a tense Mexican Grand Prix.