after this explanation he said , what you describe , oh not the actual necklace itself , thats just a piece of finely worked jewellery , but the dragon scale as the dwarves called it , that sounds like the controlling data source we use for all our machines , finely made devices used to control different items of our technology , they are in most of our machines and are vital to each machines correct function , we call them biplextor devices but they are mostly known by a nickname , they are commonly called chips .