I agree. I think Dassault and other CAD vendors have learned this the hard way from customer complaints over the years. This has historically been a big bone of contention, particularly among customers like A&D providers who have very protected development cycles.
This is quite a feat for a software vendor. Usually there is some ability for a new version to use files from an old version. Being able to continue using the old version (updated) with new files is an advancement. It definitely shows sophistication in design of the software and data structures. It is often not effective to upgrade product versions in the middle of a design project.
Linear guides are one of the most important components required for the design of automated or computer-controlled equipment. Aluminum profile extrusions, used for these guides, can enable designed-in functional features.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.