Here we explore the distinction between classical notions of time (including spacetime physics) as approximations to how time is understood in the multiverse. How perfectly deterministic laws lead to subjective unpredictability. Consequences for free will, questions about what happened before time began (or after it ends), new discoveries since the publication of The Fabric of Reality was published in 1997 and David's subtle alterations to phrasing between The Fabric of Reality and The Beginning of Infinity (in particular with reference to identical vs fungible and how tossing "fair" coins in our universe isn't 50/50 heads and tails. If you would like to discuss any of the content in this video with me at length, sign up to Airchat at https://www.air.chat where I am active daily answering people's questions and engaging with those interested in the work of David Deutsch and associated thinkers and ideas explored in his work, wider physics, philosophy and everything.

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