Most central banks in the world hold their USD reserve in the Federal Reserve. There's no need at all for a the currency to be exportable, for it to function as

Most central banks in the world hold their USD reserve in the Federal Reserve. There's no need at all for a the currency to be exportable, for it to function as a reserve currency. Do you actually believe that the Central Bank of India is hauling Benjamins in wheelbarrow through the Delhi international?