It's now 50 years since a curious new machine was installed at a bank in the Rockville Centre, New York.
The device, known as an automated teller machine, or ATM for short, was a bold experiment.
Celebrating the anniversary of America's first ATM, its inventor Donald Wetzel recalled his uphill battle to convince banks and customers that this was their future.
The most common response when he pitched his innovation? 'Are you nuts?'