On a slightly smaller scale, there's the huge Siemens breaker I saw at the Bonneville Power Administration. (If you're thinking of buying one as an art object, ask your dealer for a Siemens 72.5 kV SF6 sulfur hexafluoride power circuit breaker).

NPR: Power Structures Shape Northwest Landscape

Once the issue was detected, the sensing equipment operated as designed and opened a breaker, causing power to be partially cut to the Superdome in order to isolate the issue.

FORBES: The Super Bowl Blackout: "An Abnormality In The System"

"Once the issue was detected, the sensing equipment operated as designed and opened a breaker, causing power to be partially cut to the Superdome in order to isolate the issue, " the statement said.

CNN: Jokesters, advertisers pounce on Super Bowl power outage

An LED power indicator glows to signal that the device is ready to charge, and its internal SmartFuse protects against power fluctuations as it charges with a built-in circuit breaker, and no fuses to replace.

ENGADGET: Griffin launches PowerDock 5 multi-device charging platform and ChargeSensor adapters

But as Lidsky argues, Leno has never been the kind of kingmaker (or breaker) that Carson was, and he lacks the kind of monolithic power that Carson had to inspire both admiration and fear.

FORBES: Jimmy Kimmel to Leno: I knew Carson... You're no Carson