“The Icelandic nation is not inbred,” he said. “This app is interesting. It makes the data much more available, but the idea that it will be used by young people to make sure they don’t marry their cousins is of much more interest to the press than a reflection of reality.”
It may also be of limited use. Currently the alarm only alerts users if they and their new acquaintance have a common grandparent and most people already know who their first cousins are.
Adalsteinsson stresses that the app has other, less sexual uses.
“We added a birthday calendar to make sure you don’t forget your relatives’ birthdays,” he said.