Certainly contact them and indicate your enthusiasm. They’re friendly and while i doubt they’d confirm anything, they will likely respond to you.
The Spectravox, is certainly on a glide path for Moog, it is pretty typical for synths to stew for a few years and improve, between a limited run at a Moog-fest, and a real product. Though no guarantees.
Not sure what might be possible to get close
substituting some modular stuff instead. Maybe some others have taken a stab at that, and can chip in.