POSM Lab
Branded Utility & Ambient Media

Sundial

Reference case

An external reference for study and inspiration, not our portfolio.

Watch a breakfast menu change with the time of day.

BrandMcDonald’s
LocationUSA, Chicago
DateContemporary reporting dates the execution to 2006; the award archive is from 2007.
Agency / partnerLeo Burnett Chicago
Sundial
Interpretive mechanism diagram, not an original campaign photograph.

How does it work?

Sunlight reaches the fin on the billboard.
As the sun moves, the shadow travels across the menu.
The shadow points to a breakfast item.

What is it good for?

The environment itself can be an input; attention does not always require a sensor.

Evidence & sources

No sales figure was published in the sources reviewed.
More about the evidence and execution

A food-service example adjacent to FMCG. A working outdoor sundial depends on orientation and site conditions.

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