Slot machines used to tower over casino floors with massive 40-inch screens and...

https://celebmeadow.com/from-floor-standing-machines-to-pocket-screens-the-shrinking-footprint-of-slot-games/

Slot machines used to tower over casino floors with massive 40-inch screens and bulky cabinets. Now, the same games fit comfortably on your 6-inch phone screen, packing all the fun into a slim device you carry everywhere