system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: I've read that there's billions in gold and silver in underwater shipwrecks. How come tons of people don't try to get it?
gpt
It's very expensive. There is a publicly traded company that does it for a living, Odyssey Marine Exploration. OME spent a small fortune recovering a $500 million treasure in 2007 only to have the courts force them to turn most of it over to Spain.