The Financial Synod of Aerarium IV (10 BG - 5 BG) was convened by Emperor Saudir I in order to deal with the various possibilities of the emergence of the Spacing Guild and its position among the Landsraad. In a masterstroke of purposeful misdirection, they offered melange, representing it only as a spice which would extend human longevity. The Guild ambassadors could honestly assert ignorance of the source of melange and the Guild allayed any suspicion that melange had additional effects; the stratagem worked for centuries.