I want to do some very basic editing of STEP files, e.g.: I need to do this sort of thing about a hundred times, so I'd rather learn how to fish than pay someone to do it, even if it's only a few $$ ...

Is your feature request related to a problem? Please describe. No problem with openscad just a feature request, to make modeling kicad parts simpler. Not every electronics part has an ap214 kicad ...