Erotic Nightmares
As recorded by Steve Vai

This is a really cool song.
Probably in A dorian (I have read that he likes that mode a lot) or
e aeolian natural minor

Intro riffing
   A5                               D5
e---------------------------------------------|
B---------------------------------------------|
G--2---------2----------2--------2---7---2----|    repeat many times
D--2---------2----------2--------2---7---2----|
A--0---------0----------0--------0---5---0----|
E-----3-2-3----3-2-3-0----3*-2-3--------------|
     PM----|   PM-----------------------------|  harm


play with it, it's a general sketch

Chording, then the lead guitar starts  (br=bend + release)

   G5 D5                        descending tapping thingie (just guessing)
e----------15b--15b-------------t12p8-t10p8-t10p8p7p5-t8p7p5h3------|
B--3--3----------------12b-12b--------------------------------------|
G--0--2-------------------------------------------------------------|
D--0--0-------------------------------------------------------------|
A-------------------------------------------------------------------|
E--3----------------------------------------------------------------|