Taking all that we think we know, Charles Hugh Smith who blogs on oftwominds.com lays out his analysis in What Happened to Flight 370? An Analysis of What Is Known . One key thought is that: You don't know what you don't know. People who do know deliberately hold back information all the time because of security or because they are embarrassed or for a number of other reasons -- basically they don't want us to know or they don't want to confirm what we think we know. We can't take everything at face value.