Articles
Notes from the chart room.
Writing on visibility, ETAs, and calm operations — the things we learn tracking a couple of million shipments a month.
Aug 27, 2026
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Jul 30, 2026
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Jun 18, 2026
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Blank sailings, explained
What a blank sailing is, why 7.4% of ocean shipments hit one last year, how an honest ETA finds out five to nine days early, and three things to change this quarter.
ETAsData
Exception alerts people actually read
Alert fatigue is a design problem, not a discipline problem. Severity tiers that mean something, routing to an owner instead of a channel, and the one metric that keeps a pipeline honest.
AlertsDesign
Why good ETAs go bad
Port dwell, blank sailings, and the 72-hour window: where arrival predictions actually fall apart across 1.2 million ocean shipments — and what a trustworthy ETA looks like.
ETAsData
Beyond reading
Put the ideas to work.
Everything above ships in the product: honest ETAs, quiet alerts, one legible board.