ATTENTION! Mac OS X 10.4 (Tiger) users, Strata 3D CX 4.0 and 4.1 will not run on Tiger due to some changes in Tiger OS. A free, downloadable, Strata 3D CX 4.2 updater is available for Strata 3D CX 4.0 and 4.1 users at http://www.strata.com/support_updates.asp. If you are installing Strata 3D CX 4.0 or 4.1 on a Tiger system, be sure to read _all_ the installation instructions on the following web page: http://www.strata.com/support_42update.asp.