Slot machines have come a long way from the huge cabinets that used to fill...

https://zanesnewthoughtss.evergrovio.com/posts/do-modern-slot-cabinets-still-need-cooling-components

Slot machines have come a long way from the huge cabinets that used to fill casino floors, some over 50 feet tall! Today, many games fit snugly on screens just 6 to 7 inches wide, right in your pocket