httpvh://www.youtube.com/watch?v=7mFttvrhqZs
Ever go to a bank machine and wish that it would accidentally spit out an extra $20? Well you’ll have to keep wishing. A sophisticated assemblage of sensors, rollers and conveyors ensures the correct number of bills is distributed every single time.
You’re better of hoping for an extra can of Coke from the vending machine.
Watch the video above to see how they work.
