Constructor theory turns this approach on its head. Deutsch’s... - Deepstash
The Definitive Guide to Hygge

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Constructor theory turns this approach on its head. Deutsch’s new fundamental principle is that all laws of physics are expressible entirely in terms of the physical transformations that are possible and those that are impossible.

In other words, the laws of physics do not tell you what is possible and impossible, they are the result of what is possible and impossible. So reasoning about the physical transformations that are possible and impossible leads to the laws of physics.

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This approach solves a number of problems. In particular, information has always been difficult to define. In conventional information theory, information and distinguishability are each defined in terms of the other, creating a kind of chicken and egg problem.

But in constructor theory, th...

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The analogy that he draws is with conservation laws such as the conservation of energy. This is not a law of physics like quantum mechanics or relativity but a principle that all other laws must follow. As energy is converted from chemical to electrical to kinetic to potential energy and so on, i...

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The big unanswered question about constructor theory is how useful it will turn out to be. Deutsch is fascinated by the fundamental properties of reality and for him a deeper explanation is reason enough to explore further.

Others will demand more—testable hypotheses, for example, that can ...

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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...

Idealism

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...

Above The Physical Being

Most may think of consciousness as something above our physical being - as if your mind were driving your body. But to accept this as a scientific principle would discount the laws of physics.

Everything we know about the universe tells us that reality consists of physical atoms and th...

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