because there are thousands and thousands of quadrillions of USD worth of minerals to be mined on asteroids? 

@JeffBezos Reveals Why He's Spending Billions Of Dollars To Go To Spacehttps://youtu.be/OQHZjBVfDhg
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because there are thousands and thousands of quadrillions of USD worth of minerals to be mined on asteroids? 

@JeffBezos Reveals Why He's Spending Billions Of Dollars To Go To Spacehttps://youtu.be/OQHZjBVfDhg