Good lord this thing filled up fast. It took me all day reading to catch up. Now that I have, I've got a few responses to posts I felt needed commenting on.
1.
Not really...my first impression was that it was number 6 in my ranking. But I liked the prequels, so that's not a knock on the movie at all. It may go higher with repeated viewings, but that's where it is with me right now.
2.
That particular piece was created specifically for the trailer using a synthesizer, not a live orchestra.
3.
You don't think Obi-Wan sprang fully formed from the ground, do you?
4.
Actually, Poe was already 5 by the battle of Endor. We learn this in the Shattered Empire comic. #2, I believe.
No Poe was conceived of Yavin after the events of Shattered Empire and Endor.