Slot machines used to fill entire casino floors with massive cabinets over 40...

https://remote-wiki.win/index.php/Can_a_Single_Phone_Really_Replace_Hundreds_of_Slot_Cabinets%3F

Slot machines used to fill entire casino floors with massive cabinets over 40 inches tall. Today, much of that action fits comfortably on a 6-inch phone screen. This shift means you can spin classic reels anywhere without a trip to the casino