# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2023-06-06 18:52:07 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/1666156029392846859) visionOS was called xrOS so recently that they had already made the developer videos. Both the audio and the slides say xrOS. https://t.co/h8HVPb3mqe