You might also want to look up the difference between principle and purpose. In this case, you are alleging the purpose of deception when the actual purpose was explanation.
Deception often mimicks as explanation. There's not much of "explanatory power" in this analogy. The only real message a was not one of "understanding" but of
associating the phenomenal success of TCP/IP to the LN, in the same way that one associates "buying cleaning products" to "be a successful housewife and have great husband and kids" in TV commercials.