> The trick is to get a billion plus people to give you the details of your life every day. How they capture this data and use it would also be in their source

> The trick is to get a billion plus people to give you the details of your life every day. How they capture this data and use it would also be in their source code, no? This is absolutely where Facebook gets its worth. I would assume this is what they would want to keep in a limited exposure set? I might be wrong, but this is why they hire the best engineers out there.