The computer may never be so programmed; but the fact that it could is an essential fact about it, without which it would not qualify as a computer. The counterfactuals that matter to science and physics, so far neglected, are facts about what could or could not be made to happen to physical syst...

Penrose and Hameroff were met with incredulity. Quantum mechanical laws are usually only found to apply at very low temperatures . Quantum computers, for example, currently operate at around

Idealism states that consciousness is all that exists in reality, and the physical world is nothing but an illusion, a construct generated from our own minds.

This is also discussed as The Simulation Theory, where the laws of physics and reality are nothing but rules in a...