What is Web 2.0? And why should you care? Web 2.0 is… Web 2.0 is the era when people have come to realize that it's not the software that enables the web that matters so much as the services that are delivered over the web. Web 2.0 is… Embracing the power of the web to harness collective intelligence. Blogsphere Wikipedia Folksonomy Web 2.0 is… The “Blogsphere” – mental chatter of the collective brains. Wikipedia – the concept that large groups of people are smarter than an elite few, no matter how brilliant— better at solving problems, fostering innovation, coming to wise decisions, even predicting the future. Web 2.0 embraces … “Folksonomy" a style of collaborative categorization of sites using freely chosen keywords, often referred to as tags. Tagging allows for the kind of multiple, overlapping associations that the brain itself uses, rather than rigid categories. For example, a Flickr photo of a puppy might be tagged both "puppy" and "cute"--allowing for retrieval based on user categorizations. What Does it Mean To You? As teachers we need to teach our students skills and social ethics to contribute collaboratively online and stay SAFE. What Does it Mean To You? 1. We are living in the era of Web 2.0, where people collaborate more online, and create and annotate more media than ever before. 2. Internet startup companies are using the wisdom of crowds and user-generated content in order to get the attention of bigger players such as Yahoo and Google, who might eventually buy them out. Who is Web 2.0?