The Spacebuild is up and running for everything todo with it visit this board
http://www.hypergamer.net/board/index.php/board,116.0.html (http://www.hypergamer.net/board/index.php/board,116.0.html)
never played SB3 and i havent been hearing good things about it eather(buggy, unstable). SB2 is fine and is (as far as i know) liked alot more the SB3. ofc one guys opinion inst going to change the server but who knows...i like SB2...maybe few more people do.