Why 7.5 billion ? Are you suggesting that it would be a good idea to provide 1 billion Muslims with a gun ?
Now further proof you have lost the plot - seems to you Muslim = Terrorist but as the discussion on this topic here and elsewhere has covered this is not the case and just one of the many facts you fail to understand with your simplistic and child like approach.
Translation : law-abiding citizens have no right to defend themselves against terrorists;this is reserved to their masters : the politicians (who as usual will do nothing ) . And if the law-abiding citizens do not comply, their masters will send more terrorists. There is only one fact : we are attacked by terrorists (with the approval of the politicians) ,and, when we want to defend ourselves, the politicians are saying : you can't do this . .
An other Guardian reader who thinks that by kissing the behinds of Muslims, ISIS will avoid his house .