Yes! I was shocked to read that Datura was used. Have you heard Terence's account of taking datura?
http://youtu.be/Z28djGB75cM
http://vimeo.com/65574998
I wasn't able to see the video you posted, but those old hash videos on youtube are priceless.
Apology for the off topic
PrimalHaze, I'm pretty sure I remember in the early part of the book True Hallucinations, while in he was in Nepal, IIRC