What the first quote came back at
Higher than I planned for, in the places I expected, and one place I didn't.
The Warm-Up · decisions
A fork explained honestly. The public version of the decision log.
2 issues tagged decisions. Read the whole letter at any point — every issue stands on its own.
The 57 °C problem
A week with a thermocouple and a pile of competitor products, and the argument it started for taking the electronics out entirely.