I found this talk funny and it has a few things that had be nodding my head. It is another one from Ted's The Best of the Web and below is what the talk is about.

Why are so many things broken? In a hilarious talk from the 2006 Gel conference, Seth Godin gives a tour of things poorly designed, the 7 reasons why they are that way, and how to fix them.

And here is the video:

Seth Godin at Gel 2006 from Gel Conference on Vimeo.