This reminded me of the "Humans need not apply" video, which I strongly recommend, if you haven't already seen it: https://www.youtube.com/watch?v=7Pq-S557XQU
Discussion: https://news.ycombinator.com/item?id=8172461
Discussion: https://news.ycombinator.com/item?id=8172461
If we believe Marx and that jobs are going to disappear, that requires either rich people not using money or money disappearing from the system. Currently inflation encourages rich people to use money in some way or another. And we have no reason to expect deflation.
Where is money going to disappear?