The franchise has had a large cultural impact. It has spawned what has been called the ""CSI" effect", in which juries often have unreasonable expectations of real-life forensics because of what they have seen on "CSI". Equally, the new-found popularity of forensics dramas on television has led to an increase in applications for courses dealing with forensic science or archaeological science—in the United Kingdom applications are up by 30%. The franchise is so influential that fellow CBS show "How I Met Your Mother" advertised itself as "not a Crime Scene Investigation show". In some ways the franchise may also fill a cultural need: