Slot machines started as huge cabinets stretching over 50 feet of floor space....
https://www.coast-bookmarks.win/slot-machines-used-to-be-huge-fixtures-on-casino-floors-some-towering-over-50
Slot machines started as huge cabinets stretching over 50 feet of floor space. Today, they're mini devices you can play on your phone’s 6-inch screen