http://www.itworld.com/Comp/1982/030924nano/
"The 90-nanometer designation refers to the width of the smallest circuit lines on the chip. The actual features on 90-nanometer chips can be quite smaller, down to around 45 nanometers for some of the smallest structures on Intel's chips, said Risto Puhakka, vice president of VLSI Research Inc. in Santa Clara, California, in an e-mail interview."
"Some mice have two buttons. Macintosh has one. So it's extremely difficult to push the wrong button." - Apple ad. circa 1984.