Web_2.0

1. Folksonomy / folksonomies

2. New node

3. New node

4. social networking sites / social-networking sites

5. Defining Web 2.0

5.1. weblog

5.2. social bookmarking

5.3. podcast

5.4. RSS (file format) / RSS feed

5.5. social software

5.6. application programming interface

5.7. eBay

5.8. Online photo editing

5.9. Gmail

5.10. New node

5.11. New node

5.12. New node

6. New node

7. New node

8. New node