In the Oscar-winning filmmaker's latest documentary, director Alex Gibney investigates the rise of Elon Musk and says what's behind Musk's success are distressing truths.

Also at Venice, Ashley St. Clair discussed why she rejected a $40 million NDA and decided to take part in the doc, while tech journalist Zoë Schiffer said Musk augmented "more…

The Oscar-winning docmaker gets around the hiccup of Musk’s refusal to participate by creating a CG avatar of the world’s richest man.