RV (Vehicle) Soundproofing Fail!! What went wrong? And what now?

Comments, questions, and write-up here: www.thefitrv.c...
After a pretty thorough investigation into how to use and apply vehicle sound proofing, my first experiment was a resounding flop. What happened? And is there anything I can do to make things better from here? Watch the video!
Based on what I learned, there will be a part three coming... eventually.
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