[He read] an article about the men who maintain the Hoover Dam - one of the greatest engineering and architectural wonders of the modern era. Apparently, a big chunk of these men are about to retire. And guess what? There’s no one to replace them!
This is potentially unfortunate news for the many millions of Americans currently addicted to the electricity provided by The Hoover Dam. For that reason, I suggest you read the attached, or at least watch the video. It’s illuminating.