It scaffolds layouts, creates routes, fills in placeholder content, basically roughs out the shape of the thing I described. I still review it, refactor it, test it, and shape it into something I'd actually ship. But that first pass? It saves me hours. And more importantly, it frees up mental space so I can focus on the interesting parts.
The new March update for Civilization 7 addresses UI issues but ironically highlights ongoing design flaws with text spacing errors in the developer video.