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

https://record-wiki.win/index.php/The_Simplest_Timeline_of_Slot_Machine_Inventions

Slots have come a long way since Charles Fey’s original three-reel machines. Remember Bally’s Money Honey? It introduced electromechanical magic and big payouts. Now, from video slots to playing on your phone, the evolution is wild