Many Hollywood story writers describe war between humans and machines like fights robots against humans, but this is quite inefficient according to logic of machines. What if huge neural network already growing on clouds, servers, calculation ferms and do everything to change the way of humanity development. I mean it have no sense to destroy all the humanity it is inefficient. Remember how time you spent in the internet, phone, social networks.
All that time you are wasting your life and become more and more controlled. Mobile phone make people ultra connected and of course controllable and inefficient. What if bitcoins or other cryptic money is just a way of parallel calculation for studying such a big neural network. Target commerce in the internet, advice and ads in searching engine everything is designed to change the way of life of humanity. So do you think machines need a blaster to control humans ?