there wil be lots of people growin g but i see what you mean there will be a limit to how far you can grow the pot bussiness instead of it being as big as alchohal and tabbacco bussiness it will be like resturants that cant turn into chain a cant be mass produced so this would mean that just about anyone can start because there will be several different stores ...kind of like a lot of family owned store
and you see medical despensories cash flow yes it is extremely higher price then the one your talking about but there will be a higher demand so this will evan it back out so dont worry everything will evan them selves out it is called human "nature" after all.