#2
errmmm... pattern?
not quite sure i understand where your getting at. At first i thought strumming pattern, but he's not strumming so im a bit at a lost
#4
He's improvising it, no bit is the same.

Well that's a lie in fact. He always keeps the beginning the same. But still there isn't anything to learn. Just put in the chords and play around.

Tabbing it would take hours.