Regarding fit and finish, I recommend that you just try to get over it. It is really not a big deal if both kinds of file dialogs work fine and both widget styl

Regarding fit and finish, I recommend that you just try to get over it. It is really not a big deal if both kinds of file dialogs work fine and both widget styles are mostly flat grey (etc, you get the idea). In other parts of life, similar things are also "needlessly different" and you can also use them just fine. You kind of need a dictator to make everything the same, with parallels to computing...