If the ball violates the laws of physics – it works a special device. All casinos know how to manage the game and cheat players. This is an example of cheap gadget that casinos have.
But there is a casinos with fair roulette! There should be an Fair Control Mechanism (FCM) where the nums are painted before the game. An example of how it works: https://www.youtube.com/watch?v=slgTD3rDnZs
Then you can really win at roulette with a program and strategy: https://www.youtube.com/watch?v=Lb04ssY3eVk
