This is an issue that's always going to be really hard to mitigate for, whoever is in charge. You can't stand in the way of progress but the flip side is that those advances in technology remove the manual effort we needed historically... A tough one for all of us
People have said the same throughout history. The industrial revolution was apparently going to put everyone out of work, as was the introduction of PC’s.
It’s hard to predict but there is the chance just as many humans are needed.