A casino lobby may look like one screen, but it relies on separate systems:...

https://kilo-wiki.win/index.php/Does_a_Smooth_Casino_Animation_Mean_the_Game_Is_Fair%3F

A casino lobby may look like one screen, but it relies on separate systems: provider integrations supply games, while account records track balances and rounds. Clear payment statuses show whether a deposit is pending, complete, or failed.