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Contacting the Developers, Bug Reporting and Feature Requests
http://l3tczdiiskhzezq44sv3qz4vqbnpgfh74tls77puyycqmjn6w5bri4yd.onion/user-manual/contact.html
lists hosted at SourceForge are deprecated but the archives may still be useful: https://sourceforge.net/p/ijbswa/mailman/ . 12.6.