Maybe they've just seen too many people do too many stupid and unsafe things.
I do not interpret this policy as being anti-gun in any way whatsoever. I think some of you take things to a ridiculous extreme when you are faced with the reality that not everyone is in love with the idea of open carry.
Get your CC license so you can carry in some places where open carry is not allowed, and stop crying about not being able to open carry. It's not the end of the world.