Dispatch Archive // Weekly

The
Log.

Every issue is a field report. Active experiments, data from the community, protocol updates, and one thing to try this week. No filler. No fluff. Transmitted every Tuesday.

Transmitted every Tuesday // Field reports // Experiment data // Protocol updates // One thing to try this week // No filler // No fluff // Transmitted every Tuesday // Field reports // Experiment data // Protocol updates // One thing to try this week // No filler // No fluff //

Archive // All Issues

// May 2025
23Issue
May 6, 2025Protocol

The 4PM Shutdown: Week 8 Data

512 participants. Eight weeks of shutdown data. The correlation between a hard 1600 cutoff and next-morning output quality is statistically significant.

6 min
// April 2025
22Issue
Apr 29, 2025Deep Work

Why 90 Minutes Is the Magic Number

Ultradian rhythms, cognitive load cycles, and why your brain physically cannot sustain peak focus beyond 90 minutes. Plus: how to design your day around this constraint.

7 min
21Issue
Apr 22, 2025Blueprint

Friction Architecture: The Full Framework

Stop relying on willpower. 3 layers, 9 moves, one operating principle: make distraction harder than focus.

9 min
20Issue
Apr 15, 2025Tool Review

We Tested 6 Analog Timers. Here's the Ranking.

Physical timer vs. phone timer for deep work sessions. 30 participants, 4 weeks, 3 metrics. The winner isn't what you'd expect.

6 min
// March 2025
19Issue
Mar 25, 2025Experiment

EXP-11 Launch: The Attention Heatmap

Introducing our newest community experiment. Map your personal attention leakage windows across a 24-hour cycle.

5 min
18Issue
Mar 18, 2025Blueprint

The Morning Initialization Protocol

The first 23 minutes of your day determine the cognitive quality of everything that follows. The exact 3-step protocol — and why the sequence matters as much as the steps.

7 min
17Issue
Mar 11, 2025Community

Reader Data: What Happens After Week 1

We asked 200 readers what happened after they completed the Detox Planner. The most common finding surprised us — and it's not about screen time at all.

5 min