I think what Joshua is talking about is expanding this into a more full-featured social networking system - with commenting, groups, etc.

Reflecting on comments made on this site about the shortcomings of del.icio.us this is an interesting interview.

Yup, the world certainly needs another social bookmarking site!

With billions of people around, sure we can use millions of more social networking sites.

After all, isn't this the idea: each person owns his/her own social networking site?

I really don't get the economics of this demand.

I just don't get [insert anything to do with social networking].