uummm, not sure where you're getting this information, as it is a new one on me.
Which doesn't mean, it doesn't exist!
We could all do with something that removes, automatically, all unwanted lines, et cetera.
Can you post some evidence, a screen grab perhaps, of where this is inferred?
You can design without engineering, but you cannot engineer without design.
Using Win 10 with Designer 2016/2017 and TurboCAD Pro. Plat. 2018/2019 + Lightworks (64-bit versions) + AnimationLab 5.2.
Windows 10 Pro 1903 (Build 18362.476) 64-bit