The thing that looks like a wig is the triple gate. The black line is a layer of metal, a new feature for chips. The two are wrapped around what is called a source-drain fin. Without these sorts of changes--and other semiconductor manufacturers are doing similar things--chip designers could not continue to add transistors to chips.
Bill Detwiler has nothing to disclose. He doesn't hold investments in the technology companies he covers.
Bill Detwiler is Managing Editor of TechRepublic and Tech Pro Research and the host of Cracking Open, CNET and TechRepublic's popular online show. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop support specialist in the social research and energy industries. He has bachelor's and master's degrees from the University of Louisville, where he has also lectured on computer crime and crime prevention.