"Web service developers have trouble dealing with humans, and I'm not just talking about getting dates."

Keith Brown, from http://msdn.microsoft.com/webservices/default.aspx?pull=/library/en-us/dnwse/html/securusernametoken.asp

Well, I'd say it can be locally true but fortunately I would not hold it as a general rule... :-)
If you exclude the above, the paper is a concentrate of wisdom. Don't miss it!