I came across this site today - http://www.debugging.com/
It is remarkably similar to SO. It doesn't appear to be pulling any information from SO but I guess I wanted to highlight it.
The best part is in the About section:
Debugging strives to be the best Programming Q & A community, period.
Talk about missing the boat! I think he may be a touch late on that one.
Does someone need to send the Ninjas round?