Game Of Thrones Season 7 Trailer 2 Reactions: 7 Ups & 3 Downs
1. Winter Is... Premature

How exactly is "winter here"? Surely that should be the tag-line for the final season, since we're not going to see the final battle between man and undead White Walkers until then?
It might seem like a trifling annoyance, but Winter isn't here until the Walkers break the Wall and get to Winterfell at the very least. For now, it should still be classified as Coming. And it isn't just a matter of semantics: this season should be mostly focused on the battles between the warring claimants to the Iron Throne - if they rush through that to focus too quickly on the Great War that follows, it does a disservice to the Great Game we've built up to for 6 seasons.
Obviously, the White Walkers will have their time, but that tag-line has slightly worrying connotations.
Now on to the positives...