I don't think many people are arguing against increased efficiency. They're arguing against growth-without-caveats-or-nuance as a goal. Which might seem like so

I don't think many people are arguing against increased efficiency. They're arguing against growth-without-caveats-or-nuance as a goal. Which might seem like something one shouldn't have to argue against, but it has been a key part of the mainstream political ideology for the last few decades.