Tag:coffee

All the articles with the tag "coffee".

• I Put OpenTelemetry in My Espresso Machine (and You Can Too)

  Posted on:June 14, 2026 |  at 03:00 PM (13 min read)

  How I put OpenTelemetry on an ESP32-powered espresso machine. Metrics, traces, and exemplars on a microcontroller, and the embedded gotchas along the way.