esclator and stairs before piano keys

In the YouTude video “The Dreaded Stairs” attached below, there are stairs next to an escalator.

At first almost no one took the stairs — 97% took the escalator.

Then a few engineers decided to change the percentages around.

The engineers cleverly fixed the stairs.

After that, a whopping 66% more people take the stairs than ride the escalator.


Click here to get to the YouTube video.


escalator and musical stairs

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