The present invention provides a drive system for a mobile blower or a mobile sprayer. A computer evaluates the quality of an image obtained by shooting a photographic subject including a periodic pattern that fluctuates periodically in one direction. The second dielectric layer covers the lateral faces of the pad electrode layer and prevents the first dielectric layer from touching the lateral faces of the pad electrode layer. The flag indicating persistent storage unit replacement is read and wagering game machine software assets are automatically loaded onto the replacement persistent storage unit.