It makes you wonder just how far fake content--and fake content involving real people--can go. Imagine a world where a service exists to which you can upload a

It makes you wonder just how far fake content--and fake content involving real people--can go. Imagine a world where a service exists to which you can upload a dozen images of someone, along with a voice clip. In response, it can generate all kinds of videos--from the benign, to the person saying horrible racist things, to the person starring in graphic pornography. It seems technically feasible in the medium term. But how do we react to it? Strict limits on the production or storage of these pseudo-artifacts? Criminal penalties for distribution? A cultural rejection of pretty much all video and audio evidence?