Spotify is expanding its streaming service to now include educational courses in addition to music, podcasts, and audiobooks.The feature, called courses, is being piloted in the U.K. and there is evidence that it may arrive soon in the U.S.Courses will cover topics like AI, web3, the metaverse, and other digital tools, catering to the technical crowd.Spotify aims to generate more revenue by charging users for the courses it offers for streaming.