Jess Weatherbed is a news writer focused on creative industries, computing, and internet culture. Jess started her career at TechRadar, covering news and hardware reviews.OpenAI’s Sora app will now let you turn almost anything into a reusable avatar for its AI-generated videos. These “character cameos” are one of several new features that have been added to the Sora 2 video generator, alongside clip stitching and leaderboards that showcase the app’s most popular videos and cameos.Character cameo...