Yes, and yes. We've had the gravity maps for about a decade now, and the tech for recovering the location given such data was mastered in the late 80s, but no

Yes, and yes. We've had the gravity maps for about a decade now, and the tech for recovering the location given such data was mastered in the late 80s, but no way to make accurate enough measurements while at sea until now. https://news.ycombinator.com/item?id=36223373 https://news.ycombinator.com/item?id=36223373