Crypto for international settlement: is it possible?

If you need to pay somebody in other country, most probably you will use USD, GBP, JPY, EURO. Also, the Chinese yuan won a significant share in settlement market. What are the weaknesses of the existing fiat-based system? Is it possible to build a new
architecture of international funds transfer based on Crypto? Who will win from crypto banking? Get expert opinions: Lado Okhotnikov, Wasay Ali, Daniel Webber.