I feel that it should not do that. As an application developer, I feel that programs should be efficient in the use system resources. This means you need quality in design and production. However, quality takes time. In this business market, applications a extremely rushed to market and quality is tossed out the window, run over, burned to a crisp, thrown into a river, and the river is hurled into deep space. Poser should not take 100% cpu usage waiting for us, but it does. You will need to complain to Curious Labs for any change to the situation.