Then God said, I give you every seed-bearing plant on the face of the whole earth and every tree that has fruit with seed in it. They will be yours for food. Genesis 1:29
I don't see the article saying anything about smoking it... Just legalizing, I did mention smoking it in my comments because it is probably the most common way it is used today, but the way it works best medically is in edibles
I would be interested to read your links on proof it causes brain damage though...
It may be the only drug they found in his blood stream but I would put money on it there was another synthetic they did not know to test for also there...