Yanis Varoufakis said he first became aware of the problem after a colleague congratulated him on a YouTube talk he never gave. Watching the video, Varoufakis realised it showed a convincing AI-generated version of himself delivering geopolitical commentary he had not recorded.
Since then, hundreds of similar deepfake videos have appeared across YouTube and social media platforms, some repeating views he might plausibly hold, others attributing statements he strongly rejects. Supporters have contacted him seeking clarification, while critics have used the videos to attack his credibility.
Varoufakis said attempts to have the videos removed by major technology companies...