big ideas

The most hopeful chart in the world.

Solar power is great and I’ve shared before that every year the deployment of new solar blows estimates out of the water. “But here’s the thing. This chart has what you might call an “evil twin”, a cousin that gets […]

tech, startups, internet

How did solar power get cheap?

“Solar went from the most expensive source of electricity in the 1950s to the least expensive source of electricity in the 2020s.” The root cause: hundreds of billions of dollars of both public and private investments. Those investments, first in […]