Slot machines used to fill casino floors with massive cabinets over 50 feet...

https://tysonsinterestingperspectives.cloudhinter.com/posts/why-do-casino-slot-machines-try-to-be-visible-from-far-away

Slot machines used to fill casino floors with massive cabinets over 50 feet tall creating a loud, flashy atmosphere. Now you can play similar games on a 6-inch screen right in your pocket