Vannevar Bush’s approach to innovation is highlighted In the recently published book “Loonshots” by physicist Safi Bahcall.

https://arstechnica.com/science/2019/12/loonshots-and-phase-transitions-are-the-key-to-innovation-physicist-argues/

The book delves into the value of pursuing concepts deemed high risk by the research community.

I can think of one crazy idea he likely helped foster: antigravity.

But I’m not telling you anything you don’t already know. It’s all in Flying Saucers!