Classic games like bingo move online by keeping key features like 90 ball bingo...

https://extra-wiki.win/index.php/Why_Do_Old_Game_Words_Like_Dabber_and_Full_House_Stick_Around_Online%3F

Classic games like bingo move online by keeping key features like 90 ball bingo and 30 ball bingo intact, so players still aim for a full house just as they do offline. Digital dabbers and auto-marking help speed up gameplay without changing the core fun