Earlier quoted context omitted.
I can't read the article (server does not respond) but I believe it is not only about Autocad. I hear people complain about Revit and 3dsMax as well. What I mostly hear is: very expensive, lots of bugs, lags with new features and improvements. The software gets the job done and is in the industry standards but people are starting to look somewhere else.
CAD software is hard . That's why it is expensive and has lots of bugs. It is super easy to make something that is 5% or so of a CAD program that will look impressive, will be super fast and feels like a huge improvement. And then you add the other 95%. By that time it will be just as slow as the incumbent, even more buggy and the interface will look like crap and will be hard to learn. As the author of a CAD/CAM pac…
And I don't agree with your statement. Blender is a great example for this. Although it is not constraint based it is a full feature package which is very fast. Compare this to 3dsMax which is exactly what you describe.