Sometimes, those sort of details are not what shows up on screen. It's about what it does to the inner confidence of the actor.

There were two stages of it. The sort of staggering enormity of that second plane - when you realized that this was obviously deliberate, and then all of a sudden, a lull sort of sank in for 20 minutes or half an hour. And then that really frightening thing when the Pentagon got struck. You just thought, where is this gonna end?

The one mistake you must never make is to agree to make a film or sign on to film that you don't believe in. Most importantly because it's unfair on that. It's not about you; it's just not fair on that project because you're doing it a profound disservice because you're not serving it - you're uncommitted, ultimately.

There were some final details to sort out.

We're not going to do the details environmental analysis, but are there any obvious, major pitfalls? A facility like this can tend to influence development patterns. So if that's true does it fit with development patterns and if not does that raise red flags on its feasibility? In other words, how does it fit within the system, not just transportation but the area as a whole?

There are some details and fine points to sort out.