Slots have come a long way from Charles Fey’s simple three-reel machines to...

https://www.oddee.com/7-surprising-inventions-that-turned-slot-machines-into-digital-games-79667/

Slots have come a long way from Charles Fey’s simple three-reel machines to Bally’s Money Honey electromechanical marvel. We’ll explore how these classic cabinets evolved into video slots and then into the browser and smartphone games we play today