Well for one thing criminal gangs need to spend money and resources to avoid getting caught. And they don't tend to last very long. When big corporations start

Well for one thing criminal gangs need to spend money and resources to avoid getting caught. And they don't tend to last very long. When big corporations start getting into marijuana they can spend vast resources on research to make the product more attractive, not to say more addictive. And all this know-how will be permanent. I'm very curious how this whole legalization experiment will turn out but I'm sure we will learn a thing or two on the way.