This is probably the wrong forum to post this in but I wanted to be sure @Inwo saw it and all the other people anxiously eyeballing the AC motor project.
This fella/team has open-sourced their ac controller.
https://endless-sphere.com/forums/viewtopic.php?f=30&t=89056&start=250#p1458465
I know Dave is doing a lot of the reverse engineering to make old stock work but wanted to toss this out there in case it helped the cause.