I'd say that, unfortunately, this is a case of designers trying to capital-D "Design" rather than truly understanding & solving user / customer problems. Given

I'd say that, unfortunately, this is a case of designers trying to capital-D "Design" rather than truly understanding & solving user / customer problems. Given the wide variety of use cases and user needs (which are also context-dependent for the same user), "it just works" may lead to it not working in a plurality of instances. (/currently leading a design and Pmgmt team)