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

https://www.bookmarking-fox.win/slot-machines-have-come-a-long-way-from-their-bulky-50-foot-casino-cabinets-to

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