The Washington Post has a story about just a few of the people who worked throughout last week keeping communication lines open, and keeping the equipment which we all depend on working. http://www.washtech.com/news/software/12504-1.html "For two hours, the 49-year-old New York native lay flat on his back on the rooftop of a 32-story building five blocks from the World Trade Center, brushing down gray soot caked onto 18 air-conditioning coils crucial to cooling computers that run various corporate Web sites."