I'm making the assumption that this is USD only at this stage, just because my understanding is that moving up to more currencies (GDP, AUD, EUR) is an order of

I'm making the assumption that this is USD only at this stage, just because my understanding is that moving up to more currencies (GDP, AUD, EUR) is an order of magnitude more difficult, followed again by moving up to any / most currencies. Am I correct? Even if I am, I'm sure that's a future plan, and I look forward to it.