A water collection and dispensing machine having a primary housing with an air inlet and an air outlet, an air blower structured to draw air into the primary housing through the air inlet and push air out of said primary housing through the air outlet. The method further comprises queuing an identifier of the clientserver combination on a waiting queue, removing the clientserver combination identifier from the waiting queue in queuing order as resource consumption declines, and enabling commands of the clientserver combination. Another aspect of the invention involves replacing stored data segments at each of the plurality of streaming caches as needed. The inner surface of the wall has a serrated profile having a plurality of serrations arranged around at least a part of the circumference of the wall, each serration having a first face and a second face. Then, the user DVD apparatus reads the video from the ROM area and the commercial messages from the RAM area for playback.