Although quantum suicide is a well-reasoned argument, the multi-universe premise on which it stands is more controversial.

Sometimes, even when the very author of the theory argues that it has reached its threshold, the zombie theory keeps stumbling around as more than a historical reference point.

In times of severe economic distress, however, rates may fall to zero. Cue QE. When the Bank of Japan (BoJ) pioneered QE in 2001, its goal was to buy enough securities to create a desired quantity of reserves (hence, “quantitative easing”). Its actions, it hoped, would raise asset prices and end deflation.

Now or whensoever, provided I be so able as now.