The ban on substances is a relatively new feature in our world. It has
only come about after governments felt that they had the need to protect
their citizens (social welfare logic) or protect their souls (moral
reasons). Only the Lunar Empire might have this attitude, IMO.
Paul
End of Glorantha Digest V3 #92
WWW material at http://hops.wharton.upenn.edu/~loren/rolegame.html