In the beginning, there was time sharing of computer resources. An IBM mainframe computer, located in an environmentally controlled room—somewhere—and multiple “green screen” monitors in restricted areas of the client company. Later there was client-server, a similar format but with the computer onsite, not miles away. Then the desktop PC came along and the buzzword was “networking.” Cables on the floor, on the ceiling, hanging from the rafters, all indicating the company was networked. If the cables didn’t go between the right computers, however, the option was “sneaker net,” where floppy discs were run—literally run in some cases—between computers by users or, if the user was lucky, interns. Hub and Spoke networking was the next boom, using a soon to be common central routing approach—if the protocols were followed properly. Ah, then came WiFi and the Internet and the company was really connected. All in all, data flowing everywhere and every way possible, all the time. The ability...