The temptation to print money is one few can resist. Who knows if they were really backing all that tether by actual dollars. If it turns out this was not the case, it could deal a huge blow on the slow to non-recovery of bitcoins that is playing out currently.
Check you my take from some week ago showing that bitcoin was not yet recovered even while many were calling recovery:
https://steemit.com/bitcoins/@kenraphael/there-is-little-chance-bitcoins-can-sustain-any-real-recovery-until-this-fundamental-metric-begins-to-turn-upwards-again