A Gold IRA is broadly speaking chosen via investors searching for a hedge against fiscal instability
https://temperance.blob.core.windows.net/financialupdates/GoldIRA/uncategorized/self-directed-roth-ira-gold-a-practical-guide-for-investors.html
A Gold IRA is almost always chosen by investors trying a hedge against economic instability, together with foreign money fluctuations and doubtful policy environments.