Sequestration at scale isn't free and isn't proven technology. Carbon Capture and Storage is clearly a part of the picture for a carbon neutral economy, we are

Sequestration at scale isn't free and isn't proven technology. Carbon Capture and Storage is clearly a part of the picture for a carbon neutral economy, we are too late to do without it. But I don't think we have a full picture yet of the relative importance of sequestration vs syngas.