Intervals
LiveStop lying about deadlines.
Monte Carlo cycle forecasting for product teams. Ranges in, honest dates out, and a record of whether they held.
Cold Work
Cold Work is a workshop. I build small tools with strong opinions about how product work should be done — and write about why. The writing explains the opinions; the tools enforce them.
By Kevin Ruth
Strike the lattice
The workshop
Bet Ledger
In progressIf you didn't write down a number, you don't get credit for being right.
A calibration tracker for your own judgment calls. Plain text, local-first. I'm dogfooding it now.
Writing
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Start here — why this site is shaped like this
Tools With Opinions
I published three essays as an experiment, then went quiet for two months. The thesis kept going without me and came back as software.
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Stay Close Enough to Stop
Sometimes the discipline of staying close to the work tells you what to build. Sometimes it tells you to stop.
Temper Line -
Reset to Zero
Every decision up the chain was rational. The information between them wasn't. What it costs an organization to perform certainty it doesn't have.
Temper Line -
Great PMs Don't Agonize
There's a permanent gap between what's documented and what's real. Great builders stop trying to close it and start working inside it.
Temper Line
About
I've spent 15 years in product. These days I'm employee #2 at a seed-stage govtech startup, and I build these tools on the side. I occasionally take on interesting product problems. If you have one, say hi: hello@coldwork.co.