Remember those giant slot machines that used to take up 40-plus inches of space...

https://fun-wiki.win/index.php/Why_Can_Digital_Reels_Do_Things_Mechanical_Reels_Cannot%3F

Remember those giant slot machines that used to take up 40-plus inches of space on the casino floor? Now, you can spin the reels on phones with screens around 6 to 7 inches