What is Web 2.0? Ideas, technologies and implications for education.

At the end of 2006, Time magazine’s Person of the Year was ‘You’. On the cover of the magazine, underneath the title of the award, was a picture of a PC with a mirror in place of the screen, reflecting not only the face of the reader, but also the general feeling that 2006 was the year of the Web - a new, improved, 'second version', 'user generated' Web. But how accurate is our perception of so-called 'Web 2.0'?