In this episode of Shaun of the Shed, Shaun Preece discusses the benefits of using biometric security, specifically fingerprint recognition, on Windows computers; discovering that biometric security is more effective than using passwords or PIN codes and more convenient. Shaun demonstrates how to add a USB fingerprint reader to a computer and set up fingerprint recognition in Windows settings, emphasizing the affordability and ease of use of the Arcanite fingerprint reader. Shaun also mentions the increasing popularity of biometric security for logging into websites and services.