"I added a link to the blogpost by Jyri Engeström, who argues that you need objects in a social... new comment on the cloud Non-formal learning in LN by Steven Verjans on 19 November 2009
Why some social network services work and others don't — Or: the case for object-centered sociality new link on Non-formal learning in LN added by Steven Verjans on 19 November 2009