Slot machines used to take up entire walls with cabinets over 40 inches tall...

https://www.bookmarking-fox.win/slot-machines-have-come-a-long-way-from-their-big-bulky-cabinets-that-once

Slot machines used to take up entire walls with cabinets over 40 inches tall and bulky designs. Today, they fit snugly on phone screens about 6 inches wide