Slots have come a long way since Charles Fey’s original three-reel machine....

https://paxtonsexpertop-ed.zenbloomer.com/posts/bally-money-honey-why-it-s-a-big-deal-in-slot-history

Slots have come a long way since Charles Fey’s original three-reel machine. From Bally’s Money Honey, the first electromechanical slot, to the rise of video slots and now smartphone play, these changes made gambling easier and way more fun