Here's the latest clue to the new Moog synth. Yes, those look a hell of a lot like wooden end panels for some kind of slope-fronted synth. All of the wilder speculation (i.e: it's a modular, it's a moogerfooger, it's foot-pedals, it's a strap-on, it's a drum machine) has been laid to rest by this post on Sound On Sound,