A casino lobby may look like one screen, but it connects separate systems....

https://nova-wiki.win/index.php/Why_Does_a_Casino_Payment_Involve_My_Bank_or_Wallet_App%3F

A casino lobby may look like one screen, but it connects separate systems. Provider integrations load games, while balance records track wagers and wins. Clear payment statuses help users understand where a deposit or withdrawal stands.