There have been several attempts throughout history to extract gold from seawater, but none have been successful on a large scale. One of the main challenges is the low concentration of gold in seawater.
In times of economic uncertainty and crisis, investors tend to flock to safe-haven assets such as gold, which has a long history as a store of value and a hedge against inflation. Silver, while it also has some properties that make it a store of value, it is not as widely recognized or accepted as a safe haven asset as gold.
