Six months after EU regulators found Apple's App Store rules in breach of the Digital Markets Act (DMA), developers say Cupertino is still behaving as if compliance were optional. The Coalition for App Fairness, a nonprofit organization of app developers and consumer groups, has accused Apple of persistent non-compliance with the DMA, warning that the company's revised App Store terms continue to impose fees which the legislation prohibits. In an open letter addressed to European Commission Pres...