Have you ever written an introduction to a technical document before? You make statements in there that are obvious, not because the reader doesn't understand,

Have you ever written an introduction to a technical document before? You make statements in there that are obvious, not because the reader doesn't understand, but because you want to bring the reader into the right frame of mind with the right set of facts before them as context for the rest of the document. Questions like this are really just asking Zuckerberg to introduce his business in a controlled way.