I was one of those who listened to the gurgling as it was being turned on. I was there inside the semi trailer during a loud internal explosion. The explanation for that explosion was a lie. Years later I got the real story which was what I much preferred to hear.
The CEO eventually did time at Lompoc for tax evasion.
There was years of argument among us about our experiences with GRNO in those days which are not worthy of comment now. If you need any technical comment about the old technology, I supply this.