The document is a series of entries by Benoit Descary about the evolution of the web and web 2.0 technologies. It discusses how web 1.0 was unidirectional while web 2.0 is multidirectional and participatory as users create content and networks. Examples of collaborative tools on web 2.0 are discussed like Facebook, Twitter, and wikis. It also explores how web 2.0 is changing the job market, media, and social relationships as the web becomes a platform.