If anything - beware that currently USDD is as centralized as it can be (so trusting USDD is ~same as trusting, say, Poloniex). Proceed accordingly https://twitter.com/WormholeOr...
如果有什么区别的话——请注意，目前USDD是尽可能集中的（所以相信USDD和相信Poloniex是一样的）。相应地进行https://twitter.com/WormholeOr...