Speed which we don't have. DACS typically can sequester in a couple of years, Olivine can take up to a millennia to fully saturate. But these are not mutually

Speed which we don't have. DACS typically can sequester in a couple of years, Olivine can take up to a millennia to fully saturate. But these are not mutually exclusive. We should deploy a range of both natural and tech solutions as no single method is enough on its own.