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TalkOctober 27, 2016

Unsolicited Dating Advice

Collide 2016, Perth. A lightning talk defending the American date format to a room of Australians—month-first as user-centered design, day-first as engineering, and the difference between useful and useless context.

Summary

A lightning talk about dates—the calendar kind. Born from the blog post of the same name, delivered to an audience holding pitchforks.

  • Credentials first. Born in England, raised in Israel, metric all the way down—objective enough to say it: the American date format is better.
  • Day-first (the "Main Street" format) reads smallest-to-largest, which is logically tidy and practically backwards: "18" means nothing until you reach the month, and then your brain backtracks. The day lives inside the month—telling someone "your keys are in the green box" before mentioning the cabinet.
  • Month-first is janky-looking but sets context immediately, then zooms in with surgical precision. Information ordered by importance to the user rather than importance to the system.
  • ISO 8601 gets points for linear progression, then loses them: the year is usually useless context. Nobody starts zooming from Earth. In daily use we omit the year entirely—at which point month-first wins outright.
  • The scoreboard: the "best" format ranks last on usability, and America's formerly laughable one was, accidentally, designed with users in mind. The rest of the argument—including a proposed format—lives in the blog post, findable because "my SEO is dope."