The people who wrote the books had no idea what was involved. They were only interested in selling books.
写这些书的人根本就没有考虑到这些书意味着什么，他们所关心的只是把这些书卖出去。
Financial models are almost totally irrelevant because there's no financial wizardry involved in making a good product and selling the heck out of it.
财务模型几乎是无关紧要的，因为耍弄财务伎俩在做出一件好产品并卖掉它的过程中帮不上什么忙。
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