Elon Musk & Project / People Management

"He then created a culture that emphasised experimentation, rapid learning and incremental improvements, along with a system of sticks and carrots that pushed people to squeeze out inefficiencies. Thus pushed, managers at the Boring Company have found a way to convert the muck tunnelling leaves behind into something like cinderblocks."

From The Economist February 10, 2018 Tunnel vision

https://www.economist.com/news/briefing/21736600-principles-mr-musks-approach-making-tunnels-way-you-make-spaceships