If you look up the history of users' groups, you'll find that many early organizations focused on computers. While it's hard to confirm all the details, at least one source suggested that the first users' group was formed by a few dozen IBM mainframe computer customers in 1953. The participants found these informal meetings, which allowed them to discuss common coding problems and distribute end-user created programs, to be a great way to share knowledge for the betterment of all.
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