Slot machines used to fill entire walls with screens over 40 inches wide, heavy...

https://www.lima-bookmarkings.win/slot-machines-used-to-tower-over-casino-floors-in-cabinets-more-than-40-inches

Slot machines used to fill entire walls with screens over 40 inches wide, heavy cabinets, and flashing lights. Now, many games fit neatly on 6-inch phone screens, letting you spin reels anytime and anywhere