photos
The current hide function in "photos" is a backward step from "Iphoto 11". All Privacy is lost in the albums view; is apple planning on correcting or enhancing the hide function in albums?
OS X Yosemite (10.10.3), New Photos App
This is a user-to-user support forum so we don't know about any unannounced plans. You can make the suggestion to Apple at https://www.apple.com/feedback/photos.html