"The Best Computer in All Possible Worlds" by Tim Folger, in Discover (Oct. 1995), 114 Fifth Ave., New York, N.Y. 1001 1-5690; "A Quantum Leap for Computers?" and "Computer Scientists Rethink Their Discipline's Foundations" by James Glanz, in Science (July 7 and Sept. 8, 1995), American Assn. for the Advancement of Science, 1333 H St. N.W., Washington, D.C. 20005.

Computers are getting faster and more powerful all the time. They are also approaching their design limits. Shrinking circuits to make them run faster, explains Glanz, a staff writer for Science, also makes it harder to connect 

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