Each student goes to the law school's Web site, enters an ID and PIN number, and receives 60 imaginary points to bid on the courses he or she wants to take.
He came up with the 80m figure by multiplying the number of dots, or pixels, in a high-resolution image (about 1m-2m) by the number of surfaces that an imaginary ray of light corresponding to each pixel would encounter as it bounced around a complex scene (say, 50-100).
"The number of workers likely to be laid off as a result of the sequester is basically imaginary although there will almost certainly be a slight surge in unemployment, " Baker said.