Monetary Policy, at best, is a counter-cyclical tool to support business liquidity during recessions. It's not meant to facilitate 35 years of trade deficits by subsidizing ever-greater debt accumulation.
0% GDP @Max stimulus:
Fed balance sheet (red) w/Fed Funds Rate (interest rates)
Unfortunately, however, corporate profits are a function of (liquidating) the economy, not of Fed-sponsored stock buybacks, hence this entire illusion is coming to a very abrupt ending:
Corporate Profits (Year-over-Year Change)