For now, though, Crane recognizes that Nest's scheme can provide benefits in the short term, as well as a bridge to a new era where his electrical grid might be as social as Facebook is.

CNN: Nest's plan to stop brownouts before they start

An EMP attack can destroy a state's electromagnetic grid and thus take a 21st-century economy back to the pre-industrial era.

CENTERFORSECURITYPOLICY: Time's up on Iran