November 12, 2025

BTC253: Quantum Computing and Bitcoin w/ Charles Edwards (Bitcoin Podcast)

54 minutes

Preston and Charles dive into the fundamentals of quantum computing, its transformative applications, and the looming threat it poses to Bitcoin encryption.

They break down the distinction between physical and logical qubits, real-world use cases, and the exponential progress in the field. With timelines tightening, they call for urgent collaboration across the Bitcoin and cryptography communities to prepare for a post-quantum world.

IN THIS EPISODE YOU’LL LEARN:

00:00:00 - Intro

00:02:30 - How quantum computing works, including superposition and entanglement

00:08:54 - The difference between physical and logical qubits—and why it matters

00:04:21 - Key industries already benefiting from quantum applications

00:13:07 - Why quantum computing could break Bitcoin’s encryption within 5 years

00:28:04 - The significance of BIP360 and post-quantum migration strategies

00:20:47 - How China's investment and U.S. executive actions shape the race

00:15:41 - Preston’s skepticism of inflated quantum marketing claims

00:22:14 - How AI might accelerate quantum computing development

00:26:06 - Which Bitcoin addresses are most vulnerable to quantum attacks

00:33:32 - Why collaboration is critical to defending Bitcoin's trust model

Disclaimer: Slight discrepancies in the timestamps may occur due to podcast platform differences.

BOOKS AND RESOURCES

Slides on Quantum Discussion.

Deck on Quantum Computing.

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