After a thoughtful analysis I've come to the conclusion that the only reason they invested such amount of money is because of patents, not the shitty photo app.

After a thoughtful analysis I've come to the conclusion that the only reason they invested such amount of money is because of patents, not the shitty photo app. If Color Labs patented a way to show the strength of social relationships (with colors, or whatever) using mobile devices, then that alone might be worth billions in the future. At least for facebook.