Arcade game manufacturers prioritize durability and performance, especially for high-use components like trackball bearings. To ensure long-term reliability, they employ rigorous testing methods.

1. Accelerated Wear Testing: Manufacturers simulate years of gameplay in a compressed timeframe by running trackballs continuously under load. This helps identify wear patterns and potential failure points.

2. Environmental Stress Tests: Bearings are exposed to extreme conditions, including temperature fluctuations, humidity, and dust, to mimic real-world arcade environments.

3. Cycle Testing: Trackballs undergo thousands of rotations to measure friction, smoothness, and responsiveness over time.

4. Material Analysis: High-quality bearings are tested for corrosion resistance and structural integrity to prevent degradation.

5. Field Testing: Prototypes are installed in actual arcade machines to monitor performance under normal usage conditions.

By combining these methods, manufacturers ensure trackball bearings can withstand years of intense gameplay, maintaining precision and reliability for arcade enthusiasts.