Earlier quoted context omitted.
a human cleaner isn't really a perfect substitute for a robot. people might feel uncomfortable with having a human worker in their house for a variety of reasons. most people I know actually clean their whole house before the cleaning service shows up. you don't have to feel guilt/embarrassment at the state of your house when the robot starts working. I could imagine a lot of people might be willing to pay a premium…
There's something darkly funny about people so embarrassed to have a cleaning person in their house, that they create a solution that would put most cleaning people out of a job. The knowledge workers automate jobs away, leading pundits to say the future for low-skilled workers is to provide boutique services for the upper class. The end being that the upper class is too ashamed to actually consume those services if…
I have also heard about people getting cleaners who initially do a good job, but whose work quality degrades over time. You wouldn't have that problem with a robot.