Wittgenstein's poker: the story of a ten-minute argument between two great philosophers

On 25 October 1946, in a crowded room in Cambridge, Ludwig Wittgenstein and Karl Popper came face to face for the first and only time.

The encounter lasted only ten minutes, and did not go well.

Almost immediately, rumours started to spread around the world that the two philosophers had come to blows, armed with red-hot pokers . . .