Make AI generated videos and images display a marker indicating it's not real

Background

With the evolution of AI, more videos are showing graphic events that are not true. To combat falsified events and people placement, to introduce a marker indicating that it's AI content to prevent the harm to credible sites, to people watching and reacting to it without knowing it's not real

Additional details

As AI improves, it will soon become impossible to work out what is reality and what is not, as such needs visible marker to aid people watching such content to disseminate the information received