henry copeland:

Marissa Mayer's micro-managing

In order to revive Yahoo as a product company, Mayer would try to treat it as a giant start-up itself. Hours after entering Yahoo’s complex on the morning of July 17, 2012, she set up her computer to log into the company’s code base so she could personally make changes, much like the founder of a tiny tech firm might do.
- www.nytimes.com