George Cornelius wrote:
Motorola's app notes on the old 4000 series CMOS included
various analog circuits, including use of a CMOS inverter
as an amplifier. I'm enough of a packrat that I keep those
things.

I'm sure this guy (who is coming back on this subject regularly) is
not going to consider that low-power. The inverter was driven into
the area between switching to '1' and to '0' by using a feedback
resistor, and so both output fets are conducting and drawing current
from Vcc to Gnd.