Well, my point was that the share menu is an app-centric model that is horribly inefficient - not that it can't be done. Unless all of the apps you are using ha

Well, my point was that the share menu is an app-centric model that is horribly inefficient - not that it can't be done. Unless all of the apps you are using have incorporated Dropbox or iCloud into their model, those don't help you without an exposed file system. I think it's telling that one of the most successful portions of iOS has been Photos - which has an (in effect) exposed file system.