#186 – Bryan Johnson: Kernel Brain-Computer Interfaces
Lex Fridman Podcast
Lex Fridman
4.7 • 13.6K Ratings
🗓️ 24 May 2021
⏱️ 157 minutes
🧾️ Download transcript
Summary
Bryan Johnson is the founder and CEO of Kernel, OS Fund, and previously Braintree. Please support this podcast by checking out our sponsors:
– Four Sigmatic: https://foursigmatic.com/lex and use code LexPod to get up to 60% off
– NetSuite: http://netsuite.com/lex to get free product tour
– Grammarly: https://grammarly.com/lex to get 20% off premium
– ExpressVPN: https://expressvpn.com/lexpod and use code LexPod to get 3 months free
EPISODE LINKS:
Bryan’s Twitter: https://twitter.com/bryan_johnson
Bryan’s Website: https://www.bryanjohnson.co/
Kernel’s Twitter: https://twitter.com/KernelCo
Kernel’s Website: https://www.kernel.com/
PODCAST INFO:
Podcast website: https://lexfridman.com/podcast
Apple Podcasts: https://apple.co/2lwqZIr
Spotify: https://spoti.fi/2nEwCF8
RSS: https://lexfridman.com/feed/podcast/
YouTube Full Episodes: https://youtube.com/lexfridman
YouTube Clips: https://youtube.com/lexclips
SUPPORT & CONNECT:
– Check out the sponsors above, it’s the best way to support this podcast
– Support on Patreon: https://www.patreon.com/lexfridman
– Twitter: https://twitter.com/lexfridman
– Instagram: https://www.instagram.com/lexfridman
– LinkedIn: https://www.linkedin.com/in/lexfridman
– Facebook: https://www.facebook.com/lexfridman
– Medium: https://medium.com/@lexfridman
OUTLINE:
Here’s the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.
(00:00) – Introduction
(06:57) – Kernel Flow demo
(16:10) – The future of brain-computer interfaces
(49:39) – Existential risk
(55:18) – Overcoming depression
(1:10:36) – Zeroth principles thinking
(1:18:50) – Engineering consciousness
(1:25:03) – Privacy
(1:29:33) – Neuralink
(1:39:11) – Braintree and Venmo
(1:54:54) – Eating one meal a day
(2:01:07) – Sleep
(2:20:49) – Climbing Mount Kilimanjaro
(2:27:47) – Advice for young people
(2:32:23) – Meaning of life
Transcript
Click on a timestamp to play from that location
| 0:00.0 | The following is a conversation with Brian Johnson, founder of Kernel, a company that has |
| 0:05.0 | developed devices that can monitor and record brain activity. |
| 0:09.2 | And previously, he was the founder of BrainTree, a mobile payment company that acquired Venmo |
| 0:14.7 | and then was acquired by PayPal and eBay. |
| 0:18.0 | Quick mention of our sponsors, ForSigmatic, NetSuite, Grammarly, and ExpressVPN. |
| 0:24.3 | Check them out in the description to support this podcast. |
| 0:27.0 | As a side note, let me say that this was a fun and memorable experience, wearing the |
| 0:32.5 | Colonel Flow Brain interface in the beginning of this conversation. |
| 0:36.0 | As you can see, if you watch the video version of this episode. |
| 0:39.8 | And there's a Ubuntu Linux machine sitting next to me collecting the data from my brain. |
| 0:44.9 | The whole thing gave me hope that the mystery of the human mind will be unlocked in the |
| 0:50.2 | coming decades, as we begin to measure signals from the brain in a high bandwidth way. |
| 0:55.5 | To understand the mind, we either have to build it or to measure it. |
| 1:00.4 | Both are worth a try. |
| 1:02.4 | Thanks to Brian and the rest of the Colonel team for making this little demo happen. |
| 1:06.1 | And now is time for the advertisement part of the program. |
| 1:10.7 | I try to make these things interesting. |
| 1:12.4 | I give you timestamps. |
| 1:14.1 | So if you want to be cheeky, you can skip. |
| 1:16.3 | But please still check out the sponsors by clicking the links in the description. |
| 1:21.6 | We are really picky about the sponsors we take on. |
| 1:24.2 | So hopefully if you buy their stuff, it's actually going to be useful. |
... |
Please login to see the full transcript.
Disclaimer: The podcast and artwork embedded on this page are from Lex Fridman, and are the property of its owner and not affiliated with or endorsed by Tapesearch.
Generated transcripts are the property of Lex Fridman and are distributed freely under the Fair Use doctrine. Transcripts generated by Tapesearch are not guaranteed to be accurate.
Copyright © Tapesearch 2026.

