Elon Musk: “We've now landed the boost stage over 500 times.”

“So no one has ever achieved full reusability of a rocket, which is very important for the cost of access to space. We've achieved partial reusability with Falcon 9 by landing the boost stage. We've now landed the boost stage over 500 times. But we have to throw away the upper stage. The upper stage burns up on reentry for Falcon 9, so. And the cost of that is equivalent to a small to medium sized jet.” (23:22–23:25)

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