Designing a 3d-printed clasp for a sports gear bag

A quick journey to design a lightweight clasp for a "Sportsachen" bag (so it doesn't slide off the shoulders).

LLM: Write production-ready code!

A quick story about a surprising impact of a single sentence on code quality.

Accidentally solving the Swisscom 2025 security.txt challenge

Brief and very incomplete writeup about how I procrastinated for a few hours.

Failing to calibrate flame-s-vis-nir-es spectrometer

One of the many ways how not to do an absolute calibration of a fancy spectrometer, with some lessons learned.

Philips Hue White Ambiance is actually terrible...

...at color rendering, and not good for you in the evening.