Reason #62: The Tools Aren't Yours Either
You spend two years getting fast in SolidWorks. You learn the shortcuts, the assembly mates, the way the BOM export talks to your company's ERP. You build templates. You know where the configurations break and how to fake a sheet metal flat pattern when the algorithm chokes. Then you switch jobs and the new shop runs Creo. Everything resets. See Reason #56 . This is not like switching from Python to Java, where the logic carries and the syntax is a weekend. CAD platforms are ecosystems. The sketcher behaves differently. The constraint logic is different. The surfacing tools assume different workflows. The PDM vault has its own rules, its own check-in behavior, its own way of making your life difficult when a reference breaks. Your fluency was never in "mechanical design." It was in one company's licensed installation of one vendor's software on one IT department's image. You take none of it with you. And the industry is fractured enough to make this hurt eve...