Delicious

Delicious is a simply Web 2.0 tool that it is very useful. Delicious consist in a social bookmarking web service, that means the user can store and share bookmarks. It's very useful because the user of delicious can store links to webs that he like, and put in list of favourites.
With the Delicious users don't forget the name of a web, and he also can share that web with other users. I know the use is simple, but it's the first tool about this, for that is originally and also practical, useful.
www.delicious.com

Compte delicious:

Tutorial del Delicious: com fer-te una comte i perquè servieix: