Slot machines used to be these huge cabinets, sometimes over 40 inches tall,...

https://www.bookmarkingtraffic.win/remember-when-slot-machines-stood-over-6-feet-tall-with-40-plus-inch-screens

Slot machines used to be these huge cabinets, sometimes over 40 inches tall, taking up a big chunk of casino floor space. Now, you can play similar games on screens as small as 6 inches wide—right on your phone