This is described in The Toyota Way (CEO walking the shop floor, talking to people, using products, etc., and generally having deep dives). Bill Gates did deep

This is described in The Toyota Way (CEO walking the shop floor, talking to people, using products, etc., and generally having deep dives). Bill Gates did deep dives in Microsoft in its eighties prime (https://www.joelonsoftware.com/2006/06/16/my-first-billg-review/ https://www.joelonsoftware.com/2006/06/16/my-first-billg-rev..., and many other sources). Bad CEOs will micromanage or only look mile-high. Good CEOs will do deep dives, and use that to inform strategy, policy, and organizational design.