Bingo has come a long way since paper cards, especially with 90-ball games...

https://telegra.ph/What-Happens-If-I-Miss-a-Number-in-Online-Bingo-10-06

Bingo has come a long way since paper cards, especially with 90-ball games (numbers 1-90). Digital play now lets you use auto-dabbers to mark your numbers automatically, saving time and reducing errors