Before Tinder, before eHarmony, before the internet, there was Operation Match. This is the story of the roots of online dating, when, in 1965, a computer the size of a van helped people find their perfect dates. Credits:Undone is hosted by Pat Walters.This episode was produced by Julia DeWitt and Emanuele Berry. Our senior producer is Larissa Anderson. Editing by Alan Burdick and Catlin Kenney. Our intern is Isabella Kulkarni.Undone is mixed and scored by Bobby Lord. Our fact-checker is Michelle Harris.Special thanks to Marden and Joan Paru, Robert and Beth Smith, Paul Eastwick, Eve Peters, Vaughan Morrill and David Crump.Undone was conceived in collaboration with our friends at Retro Report, the documentary film series that connects iconic news events of the past ... to today. You can find them at retroreport.org.