XRP & Nostro/Vostro explained

I shared this info on another subreddit recently. I think it could benefit those here who are still trying to understand as they discover Ripple and XRP. — Banks cannot just send money on demand. Before a bank can send money to another country, it has to pre store money there in advance, in that country’s currency, just in case a transfer is needed later. That trapped, idle money sits around doing…