Even though Wilson Kipsang focused on winning the race, wireless video, among other security efforts, covered his back at the recent New York Marathon. Turn on a kitchen light, and thank a wireless camera for keeping the electric utility’s substation up, running and pumping out those kilowatts. And that No. 8 bus to work? Passengers can lean back in their seats knowing security personnel can view the inside scene in real-time all along the route.

Port Newark Container Terminal (PNCT) is now operating off of a wireless mesh network to provide around-the-clock surveillance on the 180 acres of port property.

As surveillance video has grown increasingly popular, it’s popped up in more places. It watches the cashier in retail stores. It captures license plates as cars enter and exit parking lots.