Giant nets to clean garbage from the ocean  •  Homes where old people and disabled people can help each other out  •  Chains of geothermal power stations to keep the Yellowstone supervolcano from destroying modern civilization (and get a lot of clean power too)  •  A landscape we have to navigate together  •  Nuclear reactors that won’t melt down  •  Houses, a chip factory, anything really in place of Portland’s Hillsboro Airport •  A whole-of-patient approach to medicine •  Towns, cities, architecture, transit, and street plans the way we used to build •  Schools for building portfolios, not credentials •  A tech stack for “deep work”