As most of you know, if the focus of your lens is a little off, it can be corrected with an adjustment in your camera menu (menu A2-AF Focus adj on the O-MD E-M1 ii). Whether or not to do this has been a matter of interesting discussion on the other forum. A current and ongoing discussion of it is here;
https://www.dpreview.com/forums/post/62842326

And an even better discussion of some time ago is here:
https://www.dpreview.com/forums/post/59074490