About the Author: Jeff Greenberg is an independent technology consultant and freelance writer focusing on how technology works and how it can be applied in the workplace. His professional background includes engineering, marketing, strategic planning and a strong educational foundation that includes a B.S. and M.S. in computer science complemented by an MBA. His writings have appeared in PC Magazine, PC Computing and US News and World Report. He can be reached on CompuServe at [72241,1452].