However, the wheel is not a simple A4 page. Because of its rotating nature, a flat scan is useless. You can’t rotate a JPEG. Thus, the preservation required more finesse. Dedicated fans created two specific solutions:
In the early 1990s, the localized release of Knights of Xentar (originally Dragon Knight III ) by Megatech Software featured a physical code wheel as its primary form of copy protection knights of xentar code wheel