Parmigiano-Reggiano makers are putting edible microchips the size of a grain of sand into their 90-pound cheese wheels to combat counterfeiters::Italian Parmigiano-Reggiano makers are using microchips to verify the authenticity of their products and thwart scammers.
To save you a click (although none of the other commenters seem to have read the article anyway): The microchips aren’t embedded into the actual cheese that you eat, but are part of the label attached to the outside rind. Nobody will be eating microchips.