It says the fuel processor adds 10% energy to whatever fuel you feed it. But does it ~take~ any energy in the process? I mean, if I feed it 100MJ, does it spit out 110MJ? Or does it eat 2MJ and produce only 108MJ of fuel? Anyone know?

<rant>I've been playing, and reading the blogs, for a few years now, and enthusing to others about the game. After reading the latest news, I just had to register just to tell you how impressed I am:

It's always seemed to me that Factorio is a programmer's game. Maybe it seems so to me only because ...