There is a crazy amount of wall square footage in offices/commercial/malls/hallways etc where a robot traveling on a mobile linear beam can totally do the work.
As somebody that spend some amount of time every week hiring, one of the biggest issues is not automation but the workforce itself.
Finding people that are willing to show up and do jobs is just a major problem.
Companies want to hire but the candidates that show up at the door can often be barely employable.
All the millenials want work from home jobs with executive pay.
The idea of starting in the back sweeping the floors (no matter your education but to show work ethic and flexibility) is gone.
The working world will get harder over the years. The "raised like a delicate flower" to "love their job" are in serious trouble in the future.
Putting food on the table takes time and effort. It's called "work" not "play" for a reason.