Slot machines used to be massive, with cabinets over 50 feet tall on casino...

https://wiki-net.win/index.php/What_Changed_When_Slots_Moved_from_Levers_to_Touchscreens

Slot machines used to be massive, with cabinets over 50 feet tall on casino floors. Now, you can play the same games on your phone’s 6-inch screen anytime, anywhere