Sonic State didn't get a video team to Summer NAMM this year but our US-based friends at Synthtopia did. Here's a video they shot of DSI's Carson Day talking about the OB-6 synth module.
More information:
Older Music Machines & the People Who Still Use Them
Developments for Korg's instrument have been slow but promising.
Older Music Machines & the People Who Still Use Them