> it is important to be aware of what projects employees work on (with much less detail) In my experience, employees get told which project to work on by management, usually through a formal budget / roadmap process which allocates resources to the initiatives being pushed by different stakeholders such as marketing, sales, IT (e.g. for maintenance projects), etc. So the need is not so much to know what the employees…
I agree this seems to be a common pattern. You do run into multiple issues with it (though there is no perfect solution) - some of which already described by pg in one of his essays (http://paulgraham.com/boss.html).
I tend to think the quality of information is maybe inversely proportional to the levels it has to go through to reach the intended recipient as each layer will inevitably add noise/distortion.