Board of an Atari’s Space Invaders arcade game machine. Be it quarters or pounds or yen, countless coins have been spent trying to stop aliens invading or hitting a finishing move at the expense of an ...

If you grew up in the 1980s or 90s, you might have, at some point, been dropped off at your local mall or corner store with a roll of quarters and dreams of getting a high score in Space Invaders or ...