A Standard for Site Organization: This is just a first-rate idea. This was actually written six years ago, and many sites still haven’t pulled it off.
A selection of well-chosen and well-named root-level directories, implemented across as many sites as possible, would go a long way toward easing the complexities of navigating unfamiliar sites, no matter how god (or bad) their fundamental design.
This should be a law. Via Anil Dash.