1. Maybe, probably not getting an A1GP-ticket for a decent price anyway.
2. Not that I recall
3. Seen the website, with those cars it has to be.
4. All over the place
5. From tropical temperatures to tropical storms and arctic blizzards. And all of that in one weekend.
I think I'm going. It's not expensive, nearby, a few DfH-guys are going and it looks like a great event, which I haven't done yet. So why not.