71.   The idea behind DVD was to give recorded video its own digital format, just as recorded music has with the compact disk.

72.   The idea behind Eclipse involves standardized software that freely and easily connects all the various components of the Internet.

73.   The idea behind index funds is called the efficient-market hypothesis.

74.   The idea behind PPCP is to create a Mac with an open hardware architecture.

75.   The idea behind RISC has been to streamline computing by simplifying computer hardware, running each instruction as quickly as possible, and moving more complex operations into software.

76.   The idea behind the animation sounds simple.

77.   The idea behind the breaks in trading was to give market makers and specialists a chance to find buyers to match with sellers.

78.   The idea behind the company is an adjustable computer desk, a matte metal piece of office furniture with shelves that can move up and down.

79.   The idea behind the design is a contemporary look that incorporates a touch of the original mansion.

80.   The idea behind the gene therapy is to mimic what naturally occurs in some people when their arteries are blocked.