Don't worry about why are car company would care whether you take the stairs or the escalator.

Volkswagon's theFunTheory.com [site not ready yet] is all about getting people to better their behavior by making everyday things more fun.

First, to get people to stop littering, they created the world's largest, deepest trash can. Coming soon, a recycling bin arcade game. But up now, the piano stairs.

It's no Tom Hanks in BIG, but it's unique nonetheless.

Any new suggestions for what they might do next?
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