Science fiction promised us that the wars of the future would involve giant totalitarian super-nations, armies of killer robots, or both at the same time. Not even the most acid-friendly writer could have predicted that, the way things are looking, the 21st century will be disputed between the social network you use to stalk your classmates and the website where you find your porn.
If you don't believe us, just take a look at the ways Facebook and Google are competing on levels usually reserved for supervillains.
5 They're Both Developing Terrifying Technology
You know how supervillains have underground labs full of mad scientists? Well, Google has the Google X facility, where people who would have felt right at home in the Manhattan Project develop impossible (so far) ideas like hoverboards, space elevators, and freaking teleportation. Not impossible: Google's own robot army. Between solar-powered drones that can "fly for years" and robo-beasts that run at 29 miles an hour, it's starting to look like the only thing Terminator got wrong is that the T-800s didn't mock your weird porn history before crushing your skull.
You hit enter and this crashes through your window: "Did you mean 'Japanese Hen Tie'?"