For a similar but more mature use-case see this australian company described in a recent Curt Monash post: http://www.dbms2.com/2010/06/19/objectivity-infinite

For a similar but more mature use-case see this australian company described in a recent Curt Monash post: http://www.dbms2.com/2010/06/19/objectivity-infinite-graph/ http://www.dbms2.com/2010/06/19/objectivity-infinite-graph/ (I don't know more about them, but this is one possible model for us.)