Today’s XKCD strip is rather insightful and just a little bit chilling.

Alt text: “We live in a world where there are actual fleets of robot assassins patrolling the skies. At some point there, we left the present and entered the future.”

It can’t be bargained with, can’t be reasoned with……and it absolutely will not stop. Ever……… or at least until it runs out of fuel. 😉