Ever since at least the industrial revolution we had this same song and dance play out again and again. Yet, unemployment rates around the world are the world are fairly steady (and vary mostly in line with how business-friendly local regulations and taxes are, and so far not much with the current state of technology).
I'm a software developer by trade. I welcome the coming brave new world in which machines can do all the software.
At the moment, they ain't quite there yet, alas.