[youtube]http://www.youtube.com/watch?v=1XbmCYeHeTo[/youtube] Forbidden love, Navy-style, just got its torch song. A former sailor has recorded his bawdy and facetious take on romantic tensions between enlisted guys and female officers on a ship, accompanying it to acoustic guitar. “So what if you’re an O-2 and I’m an E-3/Does that mean we can’t be involved romantically?” sings Logan Vath, a former aerographer’s mate 2nd class turned singer-songwriter, in a YouTube video uploaded Jan. 5. “They say age is just a number/Well rank is just a number too.” With pregnant pauses and innuendo, “The Fraternization Song — Navy Humor” skews into the ribald like…