Roulette game cycle optimization and ball selection

An automated roulette machine, comprising:

• a roulette wheel configured to rotate in a first direction, the roulette wheel including a plurality of ball slots each configured to hold a roulette ball, the roulette wheel being configured to place a ball slot holding the roulette ball over a trap door for releasing the ball from the roulette wheel at the conclusion of a game cycle;
• an annular tube configured to position the roulette ball to roll around the roulette wheel during a game cycle in a second direction opposite the first direction;
• a launch device configured to launch the roulette ball into the annular tube to initiate the game cycle, the launch device including a propulsion assembly configured to apply a propulsion force to the roulette ball;
• a ball-change magazine positioned between the roulette wheel and the launch device and configured hold a plurality of roulette balls for future use while allowing the roulette ball to be used a predetermined number of game cycles before a next roulette ball is used in place of the roulette ball, the ball-change magazine including a revolving mechanism and a plate around which the revolving mechanism is configured to rotate, the plate forming a through hole configured to align with the trap door to allow the roulette ball to pass from the ball slot through the ball-change magazine and to the launch device, the revolving mechanism being further configured to rotate a first amount sufficient to trap the roulette ball and prevent it from passing through to the launch device when the predetermined number has been reached and to rotate a second amount sufficient to cause the next roulette ball to be placed into the launch device;
• a display and user interface for enabling a player to place bets during the game cycle and see results displayed at the conclusion of the game cycle;
• and
• a controller for controlling operation of the automated roulette machine.