This happens when a small project has 12 developers each scratching their own itch in their own time, not a team of 120 developers getting paid to work on the same itch 8 hours a day.
In the case of FreeCAD they're actually starting to reign in and focus more now, and there are more contributors.
Sudden culture shock from a Norwegian:
Almost all electricity used by Norwegian homes goes towards heating (including cooking and hot water), and charging cars. So counting heating separate from electricity suddenly makes the electric transition sound less impressive. (And the transition away from nuclear more baffling). It's still impressive to see Germany really follow through on renewables though. 60% renewable electricity is still a lot
Is there a plan to transition away from burning fossil fuels for heating?