There was a time, not all that long ago, when I would have been among those rolling their eyes at the SpaceX IPO. At the company’s insane $2 trillion valuation. Its $5 billion in losses in 2025. Its ludicrous prospectus, with its insistence that its “total addressable market” is $28.5 trillion, which is roughly the annual U.S. GDP. Of course, to get to that number, the company will need to establish “a lunar economy” and interplanetary industria…