. @stripe's commitment on carbon sequestration. I hope a lot more companies start to do this: https://stripe.com/gb/blog/negative-emissions-commitment …pic.twitter.com/PAU81izx9L
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All that is to say: my inclination is to hope ARPA-E et al will make small investments in dozens or hundreds of different directions, trying to drive progress. Maybe there's some intrinsic bottleneck, and after 20 years and a few billion we'll have little progress
But if there's a 10% chance of significant progress, that money will have been extremely well spent.
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