Jakob Nielsen’s Top Ten Web-Design Mistakes of 2002:
“Every year brings new mistakes. In 2002, several of the worst mistakes in Web design related to poor email integration. The number one mistake, however, was lack of pricing information, followed by overly literal search engines.”
As usual, Jakob is right on the money. Did you notice how radwin.org borrows the “trail of breadcrumbs” style navbar from useit.com? Imitation is the most sincere from of flattery.