That's not bunnie's only sweet hardware hack, of course. Check out the insanely clever design for a contact-tracing dongle he prototyped for the EU in 2020:

https://pluralistic.net/2020/06/23/cryptocidal-maniacs/#trace-together

But really, you owe it to yourself to read bunnie at book length, and his best book is 2016's *The Hardware Hacker*, a tour-de-force, lay-friendly exegesis on the theory and practice of hardware hacking:

https://memex.craphound.com/2016/12/30/the-hardware-hacker-bunnie-huangs-tour-de-force-on-hardware-hacking-reverse-engineering-china-manufacturing-innovation-and-biohacking/

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