Who in the hell cares? Columbus didn't design or build the ship he sailed to "the Indies" What is your point? He made it there by way of will and determination.
But HIS RACE did.
You don't give a damn about who did what, you just want to be that crab in the barrel who always pulls the person above you down because you can't go anywhere. Give the men credit for what they achieved, just like Eli Whitney deserves the credit for developing the Cotton Gin.
No....
You were throwing curve balls.
The negroe race has collectively invented/ achieved NOTHING.
Any improvements they made were only because of white education and technology.
Which brings us back to how this started.
The oceans were to keep schvartzas in africa.