Bullion: Cash and bars are strictly for those who have a location to place them like a safe deposit box or safe. Definitely, for those who are expecting the worst, bullion is the sole choice, but for traders having a time horizon, bullion is illiquid and downright bothersome to hold. https://mylesainux.tinyblogging.com/5-easy-facts-about-self-directed-retirement-accounts-described-81844572