Powering a small country with Exit Sign juice

In passing, Luke asked the team, "Do you think that all the power that goes into lighting the exit signs in the US is more than that of a small country?"

I love questions like this. My immediate answer was, "No."

"They don't?" he responded.

"I don't know. You asked, 'Do you think?' and I think it doesn't." A much different answer of "I think" versus "It is."

• Log in to read full content