There is also a blog post[0] which has been posted a couple of times (no comments or traction) and video [1] which shows real time voice-to-text in action on a Raspberry Pi(!)

[0]: https://petewarden.com/2022/01/06/launching-spchcat-an-open-... [1]: https://www.youtube.com/embed/Z2m8Xg4Ifnk