Dave wrote:
>  I guess I could see Paleo man occasionally smoking marijuana, but not on a regular basis. The lack of motivation that results from too much grass smoking would not be a plus when he had to go hunt.

Seems to me getting high on anything back in those days was
a lot more risk than it is today.  Even simply sleeping
could have been dangerous.  Staying alert and functional
meant staying alive.....
--
   Elisi Tsayonah, AniWodi, ghigau,
   St Francis River Band of Cherokee