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Not to be totally clueless, but the search turned up ZIP. Why the change?
I have known Pro/E since 1990. What is CREO & WHY?
jeff
Also see "Creo 1.0 FAQ", here: http://www.ptc.com/WCMS/files/128541/en/Creo_1_0_External_FAQ1.1.pdf
Think of ProE as Microsoft Word and Creo as Office package.