Not quite. It's more like: "since 1865, the huge decrease in black slaves—something notoriously tough for capitalists—has rendered the notion of a "productive

Not quite. It's more like: "since 1865, the huge decrease in black slaves—something notoriously tough for capitalists—has rendered the notion of a "productive economy" into an oxymoron". Followed by the non-denial: "It would be absurd to suggest black people will be re-enslaved".