The thing is that anything designed for people “in the know” eventually becomes pretty well known by everyone. Since this symbol would be displayed by people who support the 2A and those people are more likely to have a gun in their car/home it seems like an invitation to criminals. I may be a little overly cautious, but I avoid posting anything that might attract undo attention to me or my property.
A major source of objection to a free economy is precisely that it ... gives people what they want instead of what a particular group thinks they ought to want. Underlying most arguments against the free market is a lack of belief in freedom itself.
- Milton Friedman