Sassy/ That is possible assuming he was allowed guests. I doubt that it was a sinister plot either; but, it is odd that one can O.D. while in a treatment facility. He did sign himself in, I believe; so he must have had some motivation to stop. It is also odd that he could do this drug on the outside and survive but in the center he quickly died from it. Unless the doctors gave him some pharmaceutical grade stuff it seems questionable. I can't claim to be a Deadhead myself. I enjoy a few of their tunes but I don't think I get the majority of it since I don't like trippin'.