Face swapping has come a long way, from replacing a face in a still photo to expensive visual effects work to now being able to replace faces in movies using machine learning techniques. Chris and Jeremiah discuss the reality of photos and what opportunities for bad and good the new technologies present. Deepfake example 1, example 2, example 3, Cambridge University inoculates people against fake news, TechCrunch has an optimistic view on deepfakes, Apple will soon give you a fake gaze on Facetime.