Don't be silly:)
If nobody knows you're carrying, you're not carrying, right?
Don't let the law stop you from being smart and safe.
So if you defend yourself from an illegal trying to kill you and you use a gun to put them down and you do not have a concealed carry permit, what are the chances you make it out alive but then do some jail time? 5-10 years?
#6 and we have a winnah...or at least a good chance at being a survivor. :)