Sure, and I mean even I can make some convincing arguments against it too - but(in my experience) that's not what most arguments are about, it's about the profit motive and exploitation, not about "putting people to work on public works projects". Maybe I shouldn't have said "no one", that's my bad.
> No one is arguing against that.
There's nothing wrong with arguing against that, and there are plenty of people who argue against that.