Market failure

I've been arguing with inaccurate definitions of the free market recently, here and here. Misprepresentations of the market abound, though; here's another example, spotted by Jonny Newton, and unsurprisingly enough taken from the Today programme on BBC Radio 4:

[the real Robin Hood was] an extremely unpleasant kind of madman really who believes he is greater than God and beyond sin, a kind of metaphor for free market capitalism really.