by default I think they are in such a hole that they have to keep printing to some extent. Currency wars around the globe and the race to zero make sure of that. We don't want japan getting too far ahead now do we
I think if they do taper it will be something silly , some small amount that doesn't matter.
I will be watching bitcoin at the moment of fed release to see if there is a volatility spike intraday like there is in futures ect. Haven't observed this as of yet.