Many AI models are trained on copyrighted materialMetamorworks/Getty ImagesThe UK government has announced plans to allow artificial intelligence models to be trained on copyrighted content, settling one of the big uncertainties of the current AI revolution but the proposal has been criticised by campaigners who worry about the way AI companies already allegedly flout copyright rules.Theres nothing balanced about it, says Ed Newton-Rex, a musician and former executive at AI company Stability AI. It will hand most of the UKs creative work to AI companies, for free, letting them build highly scalable competitors to