lets put it this way ...........things on earth are going to run out!.................and i am not a machine am i! .............i also have a child now an adult and no doubt soon he will have children how are they going to keep themselves warm, have medicines, and all the rest! Oil from where we get just about all of our modern day products WILL cease to be modern day western medicines will cease and ailements will stop being treated..........alot of sick people in the cold then!