Recently, we reported on LibreOffice, accusing Microsoft of intentionally using complex file formats as a tactic to lock in users to Microsoft Office, hindering open source alternatives like LibreOffice. Now, Microsoft has banned LibreOffice developer, Mike Kaganski, from using its services, citing an “activity that violates [its] Services Agreement”.

According to Mike, this happened last Monday when he tried to send a technical email to the LibreOffice dev mailing list, which is a normal part of his routine, but Thunderbird returned an error saying the message couldn’t be sent. His account was blocked upon retry, and he found himself completely logged out of his Microsoft account…