bumping this thread, I'll probably have a proper one created once it's needed.
I have finally found the 2 hours (continuous) required to work on prizm firmware, added latching support for color profile switching, working nicely. Need to finalize testing but I'll probably flash the boards this WE then go for a sale. Please note that I yet have to compile a manual, with bits and pieces of PC and NB as it's mix of the 2,
but still, we're there, I though I'd share