Bingo stays popular because it’s easy to play with simple rules that anyone can...

https://bravo-wiki.win/index.php/Why_Do_Bingo_Apps_Use_Big_Buttons_and_Simple_Layouts%3F

Bingo stays popular because it’s easy to play with simple rules that anyone can pick up. Traditionally a social game in community halls, it’s now moved online, letting players connect through chat features on phones and tablets