hardware
3 posts. See everything
2026
- Fixing a friend's hot, mouldy garage with an ESP32 and an IR LEDThe garage was an oven by midday and started growing mould. A $10 microcontroller pretending to be the AC's remote, a schedule, and a temperature log fixed it without buying a smart AC.
- Leaving ChatGPT for a box on my deskA month with a DGX Spark. How I serve models on it, the memory-bandwidth maths that decides which models are usable, and why I cancelled one subscription but not the other.
- A DGX Spark is on my desk (the Gigabyte one)note128 GB of unified memory in a box the size of a paperback. First model is running. Longer write-up to follow.