The document discusses the differences between Web 1.0 and Web 2.0. Web 1.0 focused on individuals accessing information, while Web 2.0 enables collaboration and sharing through social networks and tools. It provides examples of popular social media tools for collaboration like Facebook, Flickr, YouTube, blogs, and wikis. It also discusses how these new Web 2.0 applications relate to new literacies and may raise social and ethical issues when used in educational contexts.