Bingo started with paper cards and daubers, but with 90-ball bingo, digital...

https://www.foxtrot-bookmarks.win/bingo-has-gradually-shifted-from-using-paper-cards-to-digital-play-making-it

Bingo started with paper cards and daubers, but with 90-ball bingo, digital play has made it easier and faster. Auto-dabbers automatically mark numbers for you, so you don’t miss a call