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He will do it anyway, if here or over there. If you want a gun, you get it. Of course, illegally

As soon as I am aware of that I can report him to the police :P.

Do you really want to have a 80% chance that in every group of loud-mouthed half-strongs one of them carries a gun? Do you think Germany would be a better place if more brawls would end in shootings?

that wouldn't be the case, its just a projection in my eyes. Furthermore you are mixing up two different things:

  1. The right to own weapons
  2. The right to carry them around