AI Summary

In 2007, nearly two decades ago, I wrote an article called “The Future Is Solar.” At the time, my argument was largely based on efficiency. I had been comparing biofuels with direct solar energy and noted how much more effectively solar panels could capture the sun’s energy than crops could convert it into liquid fuel. Solar was still expensive, storage was a major challenge, and the world’s energy infrastructure was built around fossil fuels. But the direction seemed clear. It has been a long time coming, but the numbers…

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