14 Things That Happen In Movies That Are Scientifically Improbable
9. The Problem With The Matrix
Robot #1: "We will keep the humans alive and use their body heat to power our robot empire."Robot #2: "Why don’t we just use the fuel that we use to keep the humans alive to power our robot empire?"Robot #3: "So would that mean that we don’t need this complex virtual world that I have spent a year programming?"
As any farmer can tell you, raising livestock is much less efficient that growing crops, energy wise. The calories required to keep the people-batteries alive would actually be much more useful before being passed through a human body.
Notable Offenders: The Matrix