The poll is prejudiced, with three negative words in the title (Which is
worse,
booze or
pot?). Alcohol and marijuana both have demonstrated positive benefits at the right doses (e.g. Cannabis extract shrinks brain tumours:
http://www.newscientisttech.com/arti...5&nsref=dn6283)
If you asked the question as "Which is better, alcohol or cannabis?" I think that you would get a different result. Of course, that would lead to the debate "Better for what?"