One reason, I think, was a giddy feeling in the late '70s that the End was Nigh, so everything was permitted and there was no reason to compete.
All drugs were allowed in the 1970's.
mnli hypothesis: All drugs were allowed in the 1970's. premise: One reason, I think, was a giddy feeling in the late '70s that the End was Nigh, so everything was permitted and there was no reason to compete.