It is solving the need for digital cash and the (potential) loss of control of the global reserve currency. Either gold or Bitcoin will become the global reserve currency in such a situation, the warning of it happening has been there since 2009. Having a bit of bitcoin and some gold is just good risk management in case that eventuates. Plan for the worst and hope for the best is my motto, if you would rather plan for the best and hope for the best then good luck to you if things turn to shit.