There are many valuable lessons here and not all of them relate to security. I learned a lot, thankyou. This article exemplifies what Steemit can do to teach people. A knowledgeable person talking intelligently and succinctly about a subject with great relevance in an area of massive misinformation and providing context. You also teach that there are no shortcuts to truly knowing something for yourself and we are all starting to find out how hard that is now we are finding out that so much of what we used to trust, can't be.