CSi has announced Concepts Unlimited 2, the latest version of its flagship product for conceptual computer aided design. Version 2 incorporates a variety of new tools and enhancements including: 600 textures and 300 decals added to the photo rendering library, new extreme modeling tools for twisting and stretching shapes, Pro/E Reader for parts and assemblies, reduced file sizes with advanced compression algorithms, automated creation of design books, and over 145 user requested changes and enhancements.