She knew an 'attendant' who oversaw his lengthy stays in immersion-chambers (with calc. doses of Ketamine to, umm assist the neurons? into "expansive-mode" ... or something like that.

Alas.. alack ... ... I cannot run this by her, as she departed this now Full-Chicken-Outfit ~ 5am Monday 2-26. Am sure she could have contributed to the C Club narrative; she was a long-term scholar of esoterica re humans, their illusions and ... the usual Searches for a soupçon-of-Truth amidst the incessant banal biped blatherscaping.
Shall pulse the podcast as and when, but anon.