With 1 billion users, Facebook is built on pushing the envelope of what’s possible. With an open hardware project that in three years has shifted the fortunes of the server industry and a new project to connect the unconnected, Facebook is changing the game. It’s not only asking questions that few are asking but is also trying things that most are unlikely to try. And guess what? It’s working.

Those who are looking to build highly scalable and interactive sites such as Facebook are finding that walls are hit quickly and saturation of resources becomes commonplace.  While the general thinking is to do more with more, tossing hardware and software at scaling and performance problems, the better approach could be more with less, or the same. However, it should also be better.

So how does Facebook decide when it’s time to focus on some engineer’s good idea? How does it think about…

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