Key PointsInvestors expect future innovations, not current profits, to justify SpaceX’s lofty valuation.Starship and Starlink position the company for decades of scalable expansion and new revenue streams.These 10 stocks could mint the next wave of millionaires › All signs point to SpaceX holding its initial public offering (IPO) sometime this summer, perhaps as early as next month. And retail investors are in luck. Most IPO stocks reserve just …