A casino lobby may look like one screen, but it relies on provider integrations...

https://wool-wiki.win/index.php/Where_Can_I_See_Game_Rules_and_Stakes_Before_I_Load_the_Game%3F

A casino lobby may look like one screen, but it relies on provider integrations and accurate balance records. Those systems need to stay in sync so games open properly and wagers match the funds shown to players.