>US tech companies still need mid-level workers making low-to-mid six figures

Yes, and there are plenty of US citizens to fill these roles.

I wasn't aware that we've already reached the end of 'work that needs to be done'.

Does this utopia come with four-day weekends?

Countries become wealthy because people in them work and make stuff. It's incredible to see people actively advocating for making their country poorer. "No, no, we have too many people working..."