You mean the clothes and the electronics made by Asian indentured workers in conditions close to outright slavery? I mean, don't get me wrong, I participate in the modern economy as much as the next guy, and the man who eats meat is brother to the butcher. But let's not get starry-eyed imagining that robots make our trousers and smartphones.
The idea is: They will. We're getting more and more automated every day. I think looking at and talking about UBI at this stage is much better than waiting until there aren't any more jobs left, and deciding we should have done something in the past. Lets experiment now, and get ahead of the curve.