For the record; I barely check ForgeHub anymore. But you should try that circle idea. You could even use a circle with an X through it.
I thought of the circle even before I read it in the thread.
By the way, I have a huge dislike for Urban Destroyer.

Email attachment, or copy the file and paste into where you type MSN messages.

How do I send you a PSD?

Oh NOES how do you know about the plan??

Not... even... Gibbar?

Nope, also you can't convert it, because it does not make sense in ASCII, which is what most people will try.

Oh I get it. That says "nou", doesn't it?

BBUUUUTTT I can't fit those words in binary.