I don't if I think Neon died though. Yes the machines dragged him off at the end, but was he really dead?

And what about Neo's power to see in the Machine World. He said everything was made of light, which leads me to believe that the machine world was also in the Matrix in a sense.

Did you guys watch the making of Revolutions? They showed the machines they used for the last fight scene. Pretty funny they called the one thing the "Yack" machine since everyone who used it hurled