Let the speculation begin!
Someone noticed on their facebook page that the name of the video appeared as:
"AR Teaser #3 Final"
http://www.muffwiggler.com/forum/viewtopic.php?t=102303
Could that be Analog Rhythm?
Looking forward to finding out more at NAMM.
Also See Follow Up From:
Elektron NoTM Reveals Analog Keys, Analog Four OS Updates, and Mystery Chained LED BOX