 Odyssey said they expected the wreck to become one of the "most publicised in history".The entire operation is thought to have taken years and cost millions.Graphic novelist Paco Roca, who with Spanish diplomat Guillermo Corral wrote a fictionalised version of the project, says that they were "critical of the company's manner of extracting the treasure, using a kind of giant vacuum cleaner and destroying the wreck site, which is also a marine cemetery".