In fact, it's possible we have already seen the lows.
The lows have not even warmed up yet.
There is only one end result of massive QE.
Just the one.
Unless you think modern monetary theory -MMT- is reality of course - and if that's the case, you're mentally ill. (not 'you'. 'you' as in a general you)
Sure, but it will keep working until it doesn't. It has already worked for the last 12 years. Who's to say it is going to stop now? It may keep 'working' for another decade, or three, for all we know...