How can we spot deepfakes and combat them?

Artificial intelligence can work wonders, but just like a painter trying to forge a masterpiece, it too leaves behind subtle traces. Sometimes these are barely visible errors, and sometimes they’re something that makes us feel that ‘something isn’t quite right’ about a film or photograph. In this chapter, we’ll look at the main tell-tale signs that suggest a character or event on screen might be a digital hoax.