OpenAI’s newest model, GPT-5, is here, promising better performance. But in a twist, the rollout has sparked fierce backlash because OpenAI is also retiring its older AI models, which some users have grown to love. On Reddit’s forum devoted to ChatGPT, some users are even canceling their paid subscriptions.“What kind of corporation deletes a workflow of 8 models overnight, with no prior warning to their paid users?” wrote one subscriber. (Credit: Reddit) Previously, ChatGPT could tap into severa...