Bingo started with paper cards, but digital play has changed the game,...

https://www.joint-bookmarks.win/bingo-has-evolved-from-paper-cards-to-digital-play-making-it-easier-and-faster-1

Bingo started with paper cards, but digital play has changed the game, especially with 90-ball (numbers 1-90). Auto-dabbers now mark your numbers automatically, so you don’t miss a call