Bingo has shifted from paper cards to digital play, making it easier to enjoy...

https://riversinspiringcolumn.urbanvellum.com/posts/what-does-house-mean-in-bingo-and-why-do-people-shout-it

Bingo has shifted from paper cards to digital play, making it easier to enjoy anywhere. Auto-dabbers now mark the numbers for you, so you don’t miss a call, especially in fast 90-ball games (numbers 1-90)