I didn't have room to mark all the hammer-ons and pull-offs explicitly, so If you see something like 464, that's three separate notes, not one very High one. The ~ denotes a fast hammer-on and pull-off (usually Sixteenth-note triplets).
Eric gets a great, very fluid tone by playing almost every node with a Glissando. I've only marked the most noticable slides.
There are a couple of times when Eric descends into a flurry of notes -- I