If you’d like to learn more about the Skype Reference project, I highly recommend reading Char Booth’s article on the topic. The citation is mentioned in the video, but I’d like to give it to you here in print as well:
Booth, Char (2008). Developing Skype-Based Reference Services. Internet Reference Services Quarterly, 13 (2), 147-165. Retrieved March 12, 2009, from http://www.informaworld.com/10.1080/10875300802103684
Internet voice and video calling have demonstrated a dramatic rise in quality in the past several years and have quickly become communication technologies with a disruptive impact on society. Librarians, who regularly adopt such technologies in outreach and public services, should evaluate Web-calling programs as potential sources of innovative reference programming. This article describes the development of Skype video and Internet telephony pilot reference services at the Ohio University Libraries and considers the utility of Skype and VoIP in a library setting.