Hackaday Podcast Ep 339: The Vape Episode, a Flying DeLorean, and DIY Science
Sep 26, 2025
Explore the high-tech world of vapes that can run Doom and host web servers. Discover the ambitious project of a flying DeLorean and hear about a DIY method to detect heartbeats using Wi-Fi. Dive into backyard astronomy with low-cost radio telescopes and a smart camera eyepiece. Learn about innovative hacks like a 3D-printed speaker and a quick box assembly tool. Finally, discuss the implications of wearable smart glasses and the importance of safety regulations for home battery installations.
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Exploit Well-Labeled Hardware
- Open, well-labeled hardware makes hacking far easier and more fun.
- Use debug and SPI test points to repurpose devices like Elliot's vape-Doom display.
Use Host Offload For Tiny Screens
- Running Doom on a vape became feasible by treating the device as a remote display.
- Offload heavy work to a host computer and stream images to constrained embedded screens.
Modern Cheap MCUs Upend Design Choices
- Very cheap MCUs now include features that once belonged to high-end chips, changing product design economics.
- Manufacturers favor richer 32-bit parts because they are cheaper and easier than older 8-bit options.