Bingo has come a long way from paper cards to digital play. In 90-ball bingo,...

https://measuralogic.com/what-happened-to-the-bingo-card-the-technology-reinventing-a-classic-game/

Bingo has come a long way from paper cards to digital play. In 90-ball bingo, where numbers 1 to 90 are called, auto-dabbers now instantly mark your cards, so you don’t miss a number