Update: I found out I did not find the list in a forum, but in Bob Stumpel's Blog. Thanks for reminding me, Bob (so that I can give you credit), I wanted to keep a list of 2.0 sites for a Brazilian project of mine A very useful list I found a while ago on some forum and copied to my computer, I had not even remembered it until I found it today. Here it goes: 1000tags - Tag cloud based search. http