The decimal numbers in parentheses are natural harmonics. 2.4 is the harmonic played 4/10 of the way into the second fret, etc. End this phrase with three open D string dives down ) - Pull up and vibrate note with whammy bar simultaneously - That is a natural harmonic between the 3rd and 4th frets. Pre-dive on the whammy and return slowly with the bar to the next note - Dive and vibrato note with the whammy bar simultaneously - predive first open E to C#, then raise note to D#, then di (guitartabs.cc)