Web 2.0 services I have been using most lately

That's my list:

1. Social Bookmarks: http://del.icio.us/guercheLE
2. Photos: http://www.flickr.com/photos/guercheLE/ (all photos I have posted so far)
3. Maps: http://www.tagzania.com/user/guercheLE/

And yours? Let me know about.