The document discusses perspectives on the future of Web 2.0. Some see Web 2.0 as revitalizing the Internet by empowering users through user-generated content on sites like Wikipedia and blogs. However, others believe Web 2.0's growth is unsustainable and that over-reliance on advertising revenue could lead to an economic crash. The impacts of a "Crash 2.0" are debated, but educational use of Web 2.0 is seen as critical to its continued incorporation into academia despite concerns about reliability of online information. Overall, Web 2.0 is assessed as an inevitable evolution of the Internet that more deeply engages users.