I finally watched the Senna movie/documentary, and highly recommend it. They did an excellent job, even avoiding having a narrator. It was also quite emotional as I remember exactly where I was when he died and just how much fun he was driving the red & white McLaren Hondas. Hearing James Hunt commentating, seeing Gerhard Berger and other personalities brought back so much. If only someone made a 100 hour film that focussed on the racing ...
The most memorable moment was his reaction on radio to winning the Brazilian grand prix for the first time.