Bingo has shifted from paper cards to digital play, making the game easier and...

https://www.slideserve.com/abigail_gray10/why-did-bingo-move-from-halls-to-phones-and-tablets

Bingo has shifted from paper cards to digital play, making the game easier and faster. Auto-dabbers automatically mark numbers on 90-ball cards, so players can join multiple games without missing a thing