The thing about gold that worries me is how we are getting closer to mining asteroids. AstroForge is a company that has set its sights on an off-Earth mission in 2025. While we have a limited supply of gold on Earth, who knows what we will find in space. Are there gold asteroids? Who knows, but at the first sign of one, I could see the gold market price drop.

https://www.cnn.com/world/astroforge-asteroid-mining-nasa-spc-scn/index.html https://www.nasdaq.com/articles/space-mining-startup-astroforge-sets-sights-earth-mission-2025