Miles Davis would be in prison in the USA today; as a felon, he would be stripped of his right to vote; when released, he would be unable to get a student loan. His driving licence would be revoked and he could not travel to work.
So would Samuel Johnson, Dante Gabriel Rossetti, Samuel Taylor Coleridge, William Gladstone, John Keats,Jimi Hendrix, William Wilberforce, Dorothy Wordsworth, W C Fields, Elvis, Sarah Bernhardt, Sigmund Freud, Florence Nightingale, Johnny Cash, Edith Piaf, Elizabeth Barrett Browning, Ray Charles, Wilkie Collins, Janis Joplin, Bella Lugosi, Sir Walter Scott, Marvin Gaye, Robert Louis Stevenson, Anthony Eden, Branwell Bronte, Percy Bysshe Shelley, Charlie Parker, Chet Baker, Lenny Bruce, Jean Cocteau and Tim Buckley.
Quite right too. They were all drug users. And the state must punish drug users. Ideally, the state must mostly punish black drug users, and the USA is doing well at that. As are we. But white drug users will do at a pinch.
Or you could look at it this way: if you are a black woman in America and you have a son, there is a one in three chance that your son will end up in prison.
Aren't we doing well, with this war on drugs?
Now go and have a look at Law Enforcement Against Prohibition, and ask yourself: What have we learned?
(Nothing. Absolutely nothing.)