This lyric came out of my joy and expectation.  The tune came first and then it found its message in words.
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Module to Bb for vocals and back to Eb for picking.
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<div class=hlpbutton>Intro with full 2-finger full song. <br>Module to Bb to sing full song solo.<br> Module to Eb to Flat pick full song.<br>Module to B sing 1st verse and chorus with
the green highlighting indicating these lines are sung in reverse order.