bob goes back to cave. bob hates rain. he cannot hunt. bob goes full mining mode. bob dig a tunnel. bob dig. bob mine. bob mined a lot stuff. then bob found orange metal. bob named it "copper" bob goes back home. bob has idea. bob put copper outside. bob wait. bob bored. then.. lighting strikes! bob was shocked. but copper attract lighting. bob goes full blacksmith mode. bob melt copper. bob founds very tall rock. bkb carves it to be a mold of a very large stick and a spikeball and the end of it. bob put melted copper on mold. copper cools down. copper solid. bob puts it near his farm. and thats how he inveneted the lighting rod
