The document introduces Skype as part of the online meeting survival guide, detailing its history, features, and context among other video conferencing technologies like Google Hangouts, Facebook Rooms, Microsoft Teams, and Zoom. Launched in 2003 and acquired by Microsoft in 2011, Skype supports up to 100 participants and includes features such as screen sharing and instant messaging. However, its user base is declining and Microsoft is phasing out Skype for Business in favor of Microsoft Teams, which offers enhanced collaboration tools.