spread sheet editor
pretty self explanatory but, here we go.
a spreadsheet editor where you can open a spread sheet, and put any properties of your scene objects lined up as a spread sheet .
the main advantage of this is selecting multiple objects at the same time from list and changing a property of them numericly. it is like mass editing in your scene.
it is like this:
This would be great, basically something like maya's attribute editor.
mass editing tool*