I know some of these are obviously backed by winks, but I got a smile from this because they're only a hair away from being rather plausible. You should be writing sci-fi!
> Potemkin jobs abound in a world that doesn't require humans to work to produce anything but needs to keep them busy to stop them complaining about stuff.
"There is another theory which states that this has already happened." https://en.wikipedia.org/wiki/Bullshit_Jobs