If anyone is suggesting that this would help with the climate crisis, then it's worth noting that it would require other sources of energy (solar, wind, nuclear

If anyone is suggesting that this would help with the climate crisis, then it's worth noting that it would require other sources of energy (solar, wind, nuclear) to produce substantially more energy than the total amount consumed by humanity. So it's viability is very dependent on just how efficient the process is -- is there 10% waste energy or 90%? This article did not say.