Brian Siegelwax

IQT's The Quantum Dragon Podcast

Quantum is way too interesting for anything written about it to be boring. The Quantum Dragon aggregates news, books, papers, podcasts, etc.... anything that is as entertaining as it is informative. bsiegelwax.substack.com Become a supporter of this podcast: https://www.spreaker.com/podcast/iqt-s-the-quantum-dragon-podcast--6846213/support .

Author

Brian Siegelwax

Category

Technology

Podcast website

www.spreaker.com

Latest episode

Jun 30, 2026

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Episodes

#85: “We can solve problems 43 million times bigger than anyone else.” 30.06.2026

I spoke with Toby Cubitt, Co-Founder and CTO of Phasecraft about why we need algorithms when we don’t have hardware to run them on, a claim of 43,000,000X greater efficiency, the skillset needed to do what they do, quantum phase estimation (QPE) without controlled unitaries, the secret ingredient of their secret depth-reducing sauce, and more.* Toby Cubitt (LinkedIn)* Phasecraft (website)* Phasecr...

#84: How to Future-Proof "Quantum-Safe" 12.05.2026

I spoke with Eric Hay, Senior Vice President of Field Engineering at Quantum XChange, about single-use private keys, the prevention of retrieval after they’ve been used, secure key exchange, the architectural solution to the potential vulnerability in post-quantum cryptographic (PQC) protocols, the continued use of symmetric keys on the same channels on which they were exchanged, and more.* Eric H...

#83: This podcast has an open architecture. 14.04.2026

I spoke with Matt Rijlaarsdam, CEO and Co-Founder of QuantWare, about trying to be the Intel of quantum, mass production versus custom foundry and packaging services, the advantages of a 3D chip architecture, a bold claim about “exponentially more compute power per watt and per dollar,” the upper limit of qubit density, physical footprints, and driving down prices.* Matthijs (Matt) Rijlaarsdam (Li...

#82: This podcast is out of control. But, fortunately, .... 24.03.2026

I asked Mr. Carman about teaming up with QuantWare and Q-CTRL to offer the Quantum Utility Block (QUB), Qblox Qubit Lab, Oxford Quantum Circuits’ (OQC) logical qubits, market leadership, physical footprint and power consumption, and the strategy behind hosting webinars. I apologize for some minor audio issues that I couldn’t edit out.* Gregg Carman (LinkedIn)* Qblox (website)* Quantum Utility Bloc...

#81: I need a lawyer. 03.03.2026

I asked Mr. Stimers about the consequences of hype, how the government polices attempts to circumvent export controls and immigration restrictions, the potential for quantum navigation sensors to become mandatory, the current role of diversity in subcontracting, the convergences of quantum and AI and space, and the legalities of selling US quantum companies to overseas buyers. * Paul Stimers (Link...

#80: Certified Unpredictability 17.02.2026

Dr. Walborn and I spoke about the use cases of quantum random number generators (QRNG), self-testing and certification, the underlying mechanism for guaranteeing randomness, API versus on-premises options, and Sequre Quantum’s plans for integrating its QRNG into its own post-quantum cryptography (PQC) and/or quantum key distribution (QKD) solutions. Most importantly, I picked up a new phrase that...

#79: A Quantum Computer as a Sewing Machine 03.02.2026

Quantum Source popped up on my radar, and I noticed the company is doing things a little differently. It’s using two modalities instead of one. It’s using 3D measurement-based quantum computing, which I’ve only been aware of in 2D. And it addresses one of my long-term concerns about large-scale quantum computers: physical footprint. I had questions about all this and more, and now you’ve got the a...

#78: "Open a secure channel." 06.01.2026

Quantum Corridor and Toshiba announced the demonstration of the first cross-state Quantum Key Distribution (QKD) over a live commercial metro fiber network, and I had questions about it. What’s the significance of crossing a state line? What was the real-world use case? What do they mean by “no quantum specialists required”? Why are they targeting QKD in the United States? So, we agreed to hop on...

#77: How to Train Your Unicorn 02.12.2025

In September, IQM announced an over-$300M Series B, which I suspected made the company a unicorn, so I emailed and got confirmation of that. Then on October 7, I published an article titled “ IQM’s Unicorn-Smelling Dragon .” One of the responses to the article was to inquire how IQM did it. So, I reached out to Dr. Jan Goetz, CEO and Co-Founder of IQM, and I asked him.* IQM website * IQM Resonance...

Quantum Pirates Captain Sergio Gago 02.04.2025

My guest this episode is The Quantum Dragon’s uncle, Sergio Gago, Captain of the Quantum Pirates ship. We spoke about the Quantum Pirates newsletter, curating noise, snarky remarks, the Ion Maiden band, The CTO Toolbox, AI, Risitas, and a whole bunch of other stuff.* LinkedIn profile * Quantum Pirates on Substack * The CTO Toolbox on Amazon * The Pirate CTO website This is the “subscribe” text tha...

The Dungeon Master of Quantum Computing 26.02.2025

I asked the Dungeon Master about the IBMQ tutorials, teleportation, citizen science, quantum gaming, procedural generation, chief science officership, his association with the University of Basel, and his favorite quantum gate. Spoiler alert: Star Trek is a recurring theme.* Decodoku on itch.io* Hunt the Quantpus on itch.io* Quantum Solitaire on itch.io* Hello Quantum - Qiskit Edition on GitHub* T...

Moving Atoms & Earth with Yuval Boger 29.01.2025

I asked Yuval about podcasting, swag, LEGOs, names, and music, plus we talked, of course, about neutral atom quantum computing and quantum error correction (QEC). During his second answer, appropriately in response to a question about memorable podcasts, The Quantum Dragon Cave felt a 5.9 earthquake . That’s memorable.* Yuval Boger (LinkedIn)* The Superposition Guy’s Podcast * QuEra Computing Inc....

Dancing with Dr. Bob Sutor 25.12.2024

Enjoy some “easy listening” this holiday season as Dr. Bob Sutor and I play a game I invented called “trigger word association.” We also talked about caffeine, coffee, his books, and his newsletter, but hey, we played a game too! * Website * Dancing with Qubits, 2nd edition * Dancing with Python * LinkedIn newsletter * Substack newsletter * LinkedIn * Bluesky * Facebook The legendary caffeine anal...

1 Alice & Bob's Niccolò Coppola 11.12.2024

Join Niccolò Coppola and me as we talk about Alice & Bob’s whitepaper. We talk about the visuals, we talk about the audio, and we even talk a little bit about the content. Links, as promised:* Webpage * Whitepaper (47 pages)* Roadmap (14 pages)* Spotify * Apple Podcasts Names dropped, in order:* Christopher Bishop* Dr. Neil deGrasse Tyson* Dr. Raphaël Lescanne* Dr. Théau Peronnin* Lex Fridman*...

The Quantum Dragon Podcast 0 26.11.2024

Welcome to the inaugural episode of The Quantum Dragon Podcast. If you have any constructive or destructive feedback, please leave such in the comments, or feel free to privately message me anywhere you can find me. Shoutouts, in the order in which they appear:* Yuval Boger* Sergio Gago* QuEra* qBraid* Amazon* IBM* Quandela* Alice & Bob* aQuantum* QPerfect* Classiq* QCentroid* Moody's* Multive...

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