Bingo has come a long way from paper cards to digital play, especially with...

https://www.third-bookmarks.win/bingo-started-with-paper-cards-and-daubers-but-it-s-now-mostly-digital-making

Bingo has come a long way from paper cards to digital play, especially with 90-ball games where players dab numbers on cards from 1 to 90. Now, auto-dabbers take care of marking for you, so you can focus on the fun