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OpenAI now tries to hide that ChatGPT was trained on copyrighted books, including J.K. Rowling's Harry Potter series
(www.businessinsider.com)
This is a most excellent place for technology news and articles.
Insulin is ridiculously expensive because of monopoly status over methods on how to produce it (on top of any other laws restricting supply). I personally contributed to a project to create an open source method to make insulin.