Live casino platforms stream real casino games with very little delay so...

https://wiki-saloon.win/index.php/What_Does_End-to-End_Latency_Mean_in_Live_Dealer_Streaming%3F

Live casino platforms stream real casino games with very little delay so players see everything nearly as it happens. They use WebSockets to send bets instantly between your device and the server, making the game feel real-time