Editor says, what if Rennenkampf's army was able to rescue Samsonov in Tannenberg? Please note that the opinions expressed in this post do not necessarily reflect the views of the author(s).
Editor says, in reality Ludendorff and Hindenburg were skeptical that these intercepts were real. Nevertheless they were eventually convinced they were indeed real, and the plans were put into action. Editorial comments are entered in [light green] typeface.