The kings want to make sure they are secure in their castles when the SHTF when the world economy collapses. A guy with a gun might be able to overpower theor armed security detail and take their food and supply cache.../s
I think you got it....he and the rest of his billionaire buddies like Buffet and Bloomberg plus our senior politicians know the end is near and they are raising the draw bridges.
I hope the sarcasm tag at the end of your post wasn't meant to apply to that statement. I think you are spot on - this is a very large part of their motivation to disarm the public.