Miniblog 310: “Future 3D Printing Amazon Companies and Flying Umbrellas?

Thanks to him, I wonder if big online companies like SamSung, Apple, WayFair, Best Buy, eBay, Amazon,Ali Baba etc to venture into 3D Printing like PCBWay. They should have a 3D Printing Service in their site where they allow their customers customise or create any item they desired, which the company itself would 3D print