In many ways the annual AVN Expo is like any other conference. The annual gathering of the $US100billion ($141b) adult entertainment industry in Las Vegas has taken place since 1984. This year’s AVN Expo offered clues as to how the industry will adapt. Cherie DeVille and podcaster Ryan Pownall at the AVN Awards in Las Vegas. Porn stars have another way to distinguish themselves from their AI rivals: turn up in the flesh.