Bingo started with paper cards in halls, where players marked numbers by hand....

https://magic-wiki.win/index.php/Is_Online_Bingo_Less_Social_Than_a_Real_Hall%3F

Bingo started with paper cards in halls, where players marked numbers by hand. The shift to digital brought auto-dabbers, so you no longer miss a called number, especially in 90-ball (1-90) games