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You gotta take the risks of holding your coin at BItfinex to mess with Tether.

Bitfinex like many exchanages past & present have significant risks. Here's the latest interesting bit of reading about 'finex.

https://medium.com/@bitfinexed/meet-spoofy-how-a-single-entity-dominates-the-price-of-bitcoin-39c711d28eb4?source=linkShare-89b4ba3f2b62-1502043610

hmm right, what about steemdollar? You can keep them in your wallet and they kinda work the same way.