Originally Posted by AndyG
Fair enough. I take it it's not just a case of enabling the "Edit meta information" button for device locations then? That works perfectly for local library edits. (If I could get my books into the library and do it there then I would, but most of them are purchased Sony books with ridiculous random "c789h3kjh843.lrf" type names, and Calibre doesn't pick up their meta information for some reason so I have no idea what is what.)
That's because they are DRMed, i.e. encrypted. And no bulk metadata editing on the device would be a non-trivial feature to implement.