BBC documentary used face-swapping AI to hide protesters' identities

A protester in Hong Kong had their face swapped with that of an actor via an artificial intelligence for the BBC documentary Hong Kong's Fight for Freedom An artificial intelligence helped to protect the identity of people who took part in a violent anti-government protest in Hong Kong by swapping their faces for those of actors. The method was used in a new BBC documentary, with filmmakers saying it protects the protesters, who were interviewed on camera, from persecution while conserving their mannerisms and the emotions conveyed in their facial expressions.