If you tax it much, there will still be a black market for it, with all the associated crime that brings.

It already happens with cigarettes. http://www.npr.org/templates/story/story.php?storyId=1299345...

And it's a lot harder to differentiate illegal goods from legal ones if the physical item could be either.

I'm not saying whether we should or shouldn't legalize it, but I keep hearing people say "legalize it to remove the criminal element and tax the heck out of it." That doesn't necessarily end the associated crime issues.

If you tax it much, there will still be a black market for it, with all the associated crime that brings.

It already happens with cigarettes. http://www.npr.org/templates/story/story.php?storyId=1299345...