The big news for AutoCAD 2019 is that we now have one AutoCAD including specialized toolsets. Previously we had “vanilla” AutoCAD and a “set of flavors” tailored to the industries they served. Customers purchased the AutoCAD or AutoCADs that suited their needs.
Back in the day (1993), new to Autodesk from Autodesk’s acquisition of Ithaca Software, I thought allowing multiple versions of the same program on the same computer was unusual. I was working on AutoCAD R14 only to learn that when users upgraded from R13, they could keep R13 on their computer for working with partners who had not yet upgraded. Also to my surprise was in cases users had AutoCAD plus one or more flavors, e.g., AutoCAD Mechanical, AutoCAD Civil 3D, the last program that the user worked with would have the association with the DWG file extension. In other words, when a user double-clicked on a DWG file, the last flavor of AutoCAD would be invoked. Multiple AutoCAD EXEs were fighting over who owned the…