There’s a specific kind of loneliness that comes with working alone all day. Not the dramatic kind, just the low-grade awareness that every question you have goes into a chat window, every instruction gets typed into a box, and the thing supposedly helping you has no idea where you’re sitting or what’s on your desk.

A proposal to simulate the experience of standing on the Moon inside a giant spherical structure once captured imaginations before quietly disappearing. That concept never got off the ground, but four years on, the team behind it has returned with something far bigger — a full Smart City Masterplan and a vision that makes the original look modest by comparison.