I track every working hour in 25-minute blocks. Not productivity-porn rigour for its own sake — a real practice that doubled my output without adding hours. The Pomodoro technique with one critical twist that most people get wrong.
The actual practice
Every block starts with one written intention: “Finish the second mix on this track.” Not “work on music” — a specific deliverable. Phone face-down, focus app on, timer set for 25 minutes. At the timer’s chime, I stop, regardless of where I am. Five-minute break. Walk away from the screen. Then either next block or transition to the next thing.
The critical twist
Most Pomodoro adopters do four blocks then take a longer break. I don’t. I do one block per task type and switch. Mix → meeting → write → recording. Each task gets one block, sometimes two for deep work, never more than four consecutively in the same domain. The variety prevents the diminishing returns most knowledge workers ignore.
Why blocks beat hours
Three reasons:
- Forced specificity. “I’ll work on the song this afternoon” produces less output than “I’ll do two blocks on the topline melody.” The block forces a deliverable.
- Quantifies overcommitment. There are only 16 working blocks in a day at the absolute max. Most people commit to 25. The math instantly reveals the impossibility.
- Reduces mental context-switch tax. Knowing I’m leaving the task in 25 minutes lets me let go cleanly. The overflow goes into a notes file for next session.
What this exposes
Once I started counting blocks, two uncomfortable truths surfaced:
- I was working ~10 quality blocks a day and pretending it was 14
- Three of those blocks were spent on tasks that didn’t move my season-level priorities at all
Block-tracking is a brutally honest mirror. It surfaces the no’s you should be saying.
What changed quantitatively
Six months into the practice:
- Output (measured in shipped deliverables) doubled
- Working hours dropped ~15%
- Energy at the end of the day went up materially
Not because I worked harder. Because I worked with less leakage between tasks.
The tools
Whatever timer is in front of you. I use the iOS Clock app and a small notebook. Apps like Focus@Will or Flow Club help if you need accountability. The tool doesn’t matter; the consistency does.
The non-block work
Some work doesn’t fit blocks. Long studio sessions that need flow state, family dinners, travel days. I don’t try to force blocks onto those. The point is: most knowledge work fits 25-minute units. The minority that doesn’t shouldn’t be forced into them.
The objection I hear
“I can’t stop after 25 minutes when I’m in the zone.” Real concern. The fix is letting yourself extend deliberately — “I’ll do a double block here” — and then taking the longer break. The discipline is in the choice, not the rigidity.
The principle
You can’t manage what you don’t measure. Most people don’t measure their attention. Block-tracking turns attention into a countable quantity, and once it is, it gets respected.
Curious to compare practices? Send me your block log.