dhw: The quantum mechanical pioneer, John Wheeler, is one of several thinkers who have proposed that the unusual nature of the universe suggests it had to evolve conscious beings in order to become real."[/i]

Many thanks for explaining the thinking. As with the article under Time’s Arrow, I’m afraid I remain horribly conventional. For me, the very idea that the universe might not exist without human consciousness is anthropocentrism gone crazy.

It has to do with his 'delayed choice' experiment. What the observer does at the end changes the results in the beginning. It is proven!