Wow, this is news. There's going to be a new combined rulebook in 2024. Probably they will be editing and codifying all the changes that have happened though out the publisher changes. Plus they stated it's going to be released under an open license of some kind. likely CC-BY-SA.
https://atlas-games.com/news/post?s=...no-magica-2024
https://www.enworld.org/threads/ars-...dition.702072/