Mischa Gelb ("Pilot Yellow" on Youtube) has entered into some sort of
PR agreement with Hill. He's got a few videos up and today an interview with Hill himself on the engine (so much for the "exclusive interview" HeliHub!)
Hill has also been banging out some videos in the past couple of weeks:
https://www.youtube.com/channel/UCko...nFWs5Ca0utRl2w