"They wouldn't know if you are on Facebook and have a job interview coming up," he said.
Purview is a tool that offers "a lot more benefits to users than problems," Kerravala said. "Ultimately, the more information the stadium has, the better the service, the better the special deals. That might include knowing if a nearby concession stand is congested, or pushing you a replay."
While the NFL used Purview to look at Wi-Fi usage, wireless carriers AT&T and Verizon Wireless also measured cellular network use at the championship game. Both AT&T and Verizon said cellular traffic hit new records for a single Super Bowl, but with far less usage than over Wi-Fi — 3.2TB in all.
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