I've been with a few. And I've seen the two sides of the coin. I hope we won't be doing it wrong in the 21st century. After all, we are already past the industrial age. Something to remember for engineering consulting firms, old and new. Watch this talk by Dan Pink on the surprising science of motivation, a video on TED.com:
I heard about this video from this likewise very interesting article, which is also about a tale of two stories.