The construct of the ingredients here are clear and simple, after Fed cleared the runway till 2022 you can see the risk coming out of bonds. Of course now it creates the "following subtle trap" where the belly of the curve begins to move towards the front end which then brings the 30Y with it.
It is worth pointing out where other countries in the world are as there is little divergence on the rates differentials now:
There is no reason why the US cannot see a retracement back to 0.9% / 0.8% levels ... Watch for the next dominos in Equities and Gold based on deep knowledge of the flows as we can call it. More risk to come.