Elevators
- Everyone has shared the frustration of waiting for an elevator that never seems to arrive.
- "I pressed the button, why isn't it coming?
- For something as commonplace as elevators, they are far more complex than meets the eye.
Unverified
- Everyone has shared the frustration of waiting for an elevator that never seems to arrive.
- "I pressed the button, why isn't it coming?
- For something as commonplace as elevators, they are far more complex than meets the eye.
Sources: John