I've just drawn something, I think would be nice toolserver logo:
http://sandbox.dbc.wroc.pl/~warx/Wikimedia_Community_Logo-Toolserver.svg
Here is how it will look on browser tabs:
http://sandbox.dbc.wroc.pl/~warx/Wikimedia_Community_Logo-Toolserver.png
I suggest we should accept this and go on :)
Merry Xmas everyone AJF/WarX