What Will energy consumption in additive manufacturing of metal parts Be Like in 100 Years?

http://trentondzrk412.yousher.com/10-situations-when-you-ll-need-to-know-about-china-machining-parts

Xavier is a global contract manufacturer of precision non-standard parts, covering CNC machining, 5-axis machining, die-casting, casting, aluminum extrusion, etc., providing you with an efficient "one-stop" supply