They collected underarm sweat from two groups of men: one that watched frightening scenes from the film The Shining, and one that watched the most disgusting scenes from Jackass.
Kutcher's role as Apple mastermind Jobs, who died last year, marks a departure from his recent comedy film roles and the sitcom Two and a Half Men, which Sundance director John Cooper says is typical of the festival.
Many are no doubt familiar with Fight Club, the 1999 film with a cult-like following telling the tale of twomen who formed a fighting club as a support group.