Complex Systems with Patrick McKenzie (patio11) artwork

Investing · Patrick McKenzie

Complex Systems with Patrick McKenzie (patio11)

by Patrick McKenzie

We live in a world where our civilization and daily lives depend upon institutions, infrastructure, and technological substrates that are _complicated_ but not _unknowable_. Join Patrick McKenzie (patio11) as he discusses how decisions, technology, culture, and incentives shape our finance, technology, government, and more, with the people who built (and build) those Complex Systems.

Latest episodes

Showing 20 · updated from the feed

Reading the Anthropic S-1, with Zvi Mowshowitz

Patrick McKenzie (patio11) is joined by returning guest Zvi Mowshowitz, AI watcher extraordinaire, to read Anthropic’s S-1 and what it shows about the AI industry. They c

Nov 6
1 h 19 min

Why SoftBank paid me 17 yen to skip the air conditioning

Patrick McKenzie (patio11) reads his 2022 Bits about Money essay “Markets in power,” prompted by a SoftBank push notification asking him to cut his air conditioner use be

Oct 29
26 min

The charity that is also a time machine

Patrick McKenzie (patio11) reads his 2022 Bits about Money essay on the infrastructure behind American charitable giving, prompted by the wave of AI-generated wealth expe

Oct 22
27 min

⁠⁠The $900 million wire that wasn't final

Patrick McKenzie (patio11) reads his 2022 Bits about Money essay "Finality does not exist in payments." It argues that how final a payment is depends on the rails, the pa

Oct 8
33 min

Why banks pay you to use their credit cards

Patrick McKenzie (patio11) reads his Bits about Money essay on how credit cards make money. The prompt was a listener who wondered how a card can include free travel insu

Oct 1
25 min

Stranded? Who pays when air travel breaks

Patrick McKenzie (patio11) got stranded overnight after a backhoe severed a single fiber optic cable, knocking out air traffic control across much of the eastern US. His

Sep 25
41 min

Forced vacations are a fraud control

Patrick McKenzie (patio11) reads his Bits About Money essay "Financial systems take a holiday" (originally published February 2024), prompted by a conversation with a pri

Sep 17
28 min

Everyone wants to be your wallet

Patrick McKenzie (patio11) reads his Bits About Money essay on the business of wallets, with new commentary, prompted by paying his barber $100 over Venmo and wondering w

Sep 3
33 min

How AI detection actually works, with Pangram’s Max Spero

Patrick McKenzie (patio11) is joined by Max Spero, co-founder and CEO of Pangram Labs, which builds models that identify AI-generated text and images. Max goes under the

Aug 27
1 h 04 min

Two banks can't agree on fourth-grade math | Alex Elliott

Patrick McKenzie (@patio11) is joined by Alex Elliott (@alexpotato), who has spent his career in SRE and operations roles at financial firms ranging from ten-person finte

Aug 20
1 h 03 min

LLMs and the economics of Evil, Inc., with Manish Goregaokar

Patrick McKenzie (patio11) is joined by Manish Goregaokar, a senior software engineer and member of the Rust security response team, to discuss what LLMs do to the cost s

Aug 13
1 h 02 min

The economics of putting germicidal light in every room, with Misha Gurevich and Vivian Belenky of Aerolamp

In this episode, Patrick McKenzie (patio11) is joined by Misha Gurevich, CEO of Aerolamp, and Vivian Belenky, its chief scientist and a researcher at Columbia, to discuss

Aug 6
1 h 16 min

Cheap cognition, supercharged surveillance, and AI risks, with Garrison Lovely

Patrick McKenzie (patio11) is joined by Garrison Lovely, journalist and author of Obsolete: The AI Industry's Trillion-Dollar Race to Replace Us and How to Stop It, to ma

Jul 30
1 h 20 min

What you're actually getting paid in, with Leila Clark

In this episode, Patrick McKenzie (patio11) is joined by Leila Clark, founder of Stardrift and formerly a software engineer at Jane Street, to discuss her essay "What Are

Jul 23
1 h 04 min

What LLMs can and can't do for writers, with Clara Collier of Asterisk Magazine

Patrick McKenzie is joined by returning guest Clara Collier, editor-in-chief of Asterisk Magazine, to discuss how working writers and reporters actually use LLMs. Patrick

Jul 16
1 h 35 min

YouTube economics now, with Justin Kuiper

In this episode of Complex Systems, Patrick McKenzie (patio11) is joined by Justin Kuiper, a longtime writer for MatPat's Game Theory family of channels and now creator o

Jul 9
1 h 19 min

The structural footprint of a bank run

Patrick McKenzie (patio11) reads his 2023 essay "Deposit Franchises as Natural Hedges," written seven weeks into that year's banking crisis, making the case that deposit

Jul 2
40 min

Forty ways to pay for coffee in Japan

Patrick McKenzie (patio11) reads his 2021 essay "Payments in Japan," tracing how Japanese consumers navigate a landscape with dozens of competing payment methods at once:

Jun 25
35 min

The factory behind your home loan

Patrick McKenzie reads from his 2022 Bits About Money essay on mortgages, making the case that a mortgage is best understood as a manufactured product, not a simple loan

Jun 18
26 min

How brokerage transfers actually work

Patrick McKenzie reads from his 2024 Bits About Money essay on ACATS, the Automated Customer Account Transfer Service that governs how Americans move investment accounts

Jun 4
43 min

Chart trend

Position in the Investing chart (US), last 90 days.

#79
all-time peak
9
days in the top 100 since Nov 2024

Chart positions

Where Complex Systems with Patrick McKenzie (patio11) ranks today in each Apple Podcasts chart (US, Nov 8, 2026).

#106 ▲ 30 Investing US

What listeners say

A curated, balanced selection of Apple Podcasts reviews.

This show was recommended to me on my podcast app and I was skeptical at first since I don’t have the background in the topics discussed. But Patrick makes each episode very clear and entertaining. I also like I could listen to a random episode I would like it, even if the subject is specific and niche

Leopold P Bloom · Jun 2026

I’ve listened to almost every episode. It’s an outstanding place to learn about diverse topics. I came to the show page leave a review to get recommendations on similar podcasts because I’ve run out of episodes from Complex Systems to listen to! Super relevant to my professional and also surprisingly personal intelligence.

name4review7 · Sep 2025

If you are curious about how the world works, and especially if you have dirt under your own fingernails from trying to help make it work, then this is a great podcast for your regular rotation. Whether you aim to discover new domains to ponder, glean fresh insights from an old stomping ground, or feel that you’re not alone in the struggle to craft workable systems from the often insane mess of the real world, Patrick’s depth of experience coupled with his pull among like-minded luminaries always makes for an interesting and rewarding conversation.

awgibbs · Jul 2025

Valuable for those interested in financial operations, AI, and many other interesting matters. The episodes on credit card points and airline mileage programs are particularly good, as is the “seeing like an outsider” episode, in which Patrick allows his listeners to learn what makes him tick. Well done!

deeper learning · Jun 2025

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About Complex Systems with Patrick McKenzie (patio11) on Reason.fm

Here you find the Apple Podcasts chart positions of Complex Systems with Patrick McKenzie (patio11), its latest episodes to listen to directly, and reviews from listeners. Rankings are updated daily for the United States.

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