Metal articles having a durable visible marking on a smooth Type III hard anodized surface particularly useful for shock absorber tubes are produced by applying an alkaline solution to the anodized surface for not less than about 15 seconds at temperature of 100\xb0-140\xb0 F. The rotor has a lateral side and a frontal side, and includes a first cutting assembly and a second cutting assembly that are each mounted to the rotor. The first semiconductor chip and the second semiconductor chip have non-opposed areas which are not opposed to each other. The downstream device generates a second set of personalized frames to be inserted into the personalized video stream and combines the second set of personalized frames and the personalized video stream to generate an updated personalized video stream for transmission to the client device. The VCTS is modular at the crew position level; crewman modules are added or deleted as required to meet a particular training need.