http://www.joelonsoftware.com/articles/GuerrillaInterviewing3.html http://www.joelonsoftware.com/articles/GuerrillaInterviewing... There were earlier versions o

http://www.joelonsoftware.com/articles/GuerrillaInterviewing3.html http://www.joelonsoftware.com/articles/GuerrillaInterviewing... There were earlier versions of that article as well. Joel kinda popularized the notion of those kind of problems