I think however took the picture, holds the photo copyright. Therefore that person should decide if the photo can be shared as a copy.
If a stranger on the street took the picture for you (and didn't run off with your camera, phew), then you could both have a copy.
I hate Unity but I love Gnome-shell. (No seriously)
Tapping the top left corner to see the overview of apps per desktop, with my videos still playing while I choose which application to bring to the foreground with all its 3D acceleration glory.
That's going to rock on a tablet.
Then apt-get install whatever I want. Squeeeee!!! I want it.
When Ubuntu with Gnome-shell hits an ARM based tablet or a Medfield Atom tablet, that's when I'm jumping in.