Artificial intelligence: the fall of the Mad Men and the rise of the machines

For many people, AI has sinister connotations. For them it conjures up a future where robots rule the world and humans are slaves to the algorithm. And they're right to be wary. But like it or not, it's here to stay. In season seven, episode five of Mad Men, Michael Ginsberg gives Peggy his nipple in a box. That's perhaps not the most romantic love token ever, but it certainly made an impact.