Slot machines have come a long way from their days as bulky cabinets over 50...

https://wiki-aero.win/index.php/Why_Do_Mobile_Slots_Need_Bigger_Buttons_Than_You_Expect%3F

Slot machines have come a long way from their days as bulky cabinets over 50 feet tall on casino floors. Now you can play similar games on phone screens just 6 inches wide