With the Amazon, and Alibaba, business model economies of scale are more important and more assured then with Tesla. Amazon and Alibaba are the elephants in that space. Tesla is a gnat in the auto manufacturing space. An interesting gnat, but that's all.
As long as Elon is CEO costs will never be under control. Elon has 100% faith in his ability to raise and endless amount of cash froml stock offerings, and because of that, controlling costs is not in his thought process. He's a visionary. Visionaries don't need no stinking business model that leads to actual profits.
Tesla true believers don't care about the financial statements and many of them could not read and understand them anyway. The only thing that matters to them is what Elon Musk says is going to happen next month, or next quarter, or next year. The also don't care that what he says (predicts) is likely to be wildly over optimistic. .