The document discusses topics learned about this week, including that ear buds are only compatible with phones, not PCs. It describes the video conferencing site MegaMeeting, which can stream to more users than Blackboard Collaborate. It also discusses voice over internet protocol (VoIP) software and features, and how it could make long distance communication more efficient. Finally, it mentions learning about cloud computing in healthcare and its role in electronic health records, noting potential costs savings but also management, technology, security and legal issues to address.