Waste Not, Want Not

Rapid improvements in communications and computing technologies are leading many to consider more innovative approaches to getting effective computing power. Many in the scientific community have observed that there are more than 400 million PCs around the world, many as powerful as an early 1990s supercomputer, and most are idle most of the time. In 1985, Miron Livny showed that most workstations are often idle and proposed a system to harness those idle cycles for useful work. This basic idea is the foundation of what we now call grid computing.

In 1997, Scott Kurowski established the Entropia network to apply idle computers worldwide to scientific problems. In just 2 years, this network grew to encompass 30,000 computers. ...

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