I've noticed the same thing. However, the icon theme I changed to from default shows up in Firefox but it reverts back to the default (DMZ-White) basically everywhere else (e.g. nautilus, when hovering over the Unity panel, etc.)
I've noticed the same thing. However, the icon theme I changed to from default shows up in Firefox but it reverts back to the default (DMZ-White) basically everywhere else (e.g. nautilus, when hovering over the Unity panel, etc.)