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Changes between Version 20 and Version 21 of techies_of_color

-              v20
+              v21
  * Finally, there are system administrators. These are people who
   * keep the servers and systems that run the web, email and other services functional;
+   * -- keep the servers and systems that run the web, email and other services functional;
   * install and upgrade the system software that actually runs servers
+   * -- install and upgrade the system software that actually runs servers
   * build servers and networks when necessary
+   * -- build servers and networks when necessary
   * are there when something major breaks down; when the staff who run websites can't figure out a problem they're having; when a new server, networked computer or router must be installed, fixed or upgraded. In short, these are the people who run the system.
+   * -- are there when something major breaks down; when the staff who run websites can't figure out a problem they're having; when a new server, networked computer or router must be installed, fixed or upgraded. In short, these are the people who run the system.
 What is interesting is that many people look at the Internet and, like most of us who drive cars, see only the "vehicle" that moves and gets us places. They see the websites and they work with the email and they interact with lists. And when something goes wrong, they talk to their staff person who then either "fixes" it or, if they can't, makes a phone call to some other person most of us never see or meet.