The Silversea Cruises luxury cruise ship Silver Whisper departed Florida on what was to be a record-setting voyage - a 140-day itinerary visiting all seven continents. While longer cruise voyages have been conducted, this is the first to incorporate such geographic breadth. Well , that was the plan and perhaps still is. Fremantle was always to be one of her stops. And she arrived Thursday. She also left Thursday night. She’s geographically only a bit over halfway through her voyage, as it’s still a way to Amsterdam where she finally comes to rest. Search as one might for a statement from the…