I don't think it was too soon. I think this movie was neutral; and thus, pro-terrorist.
The point, FRiend, is that Evil is banal and hard to recognize until it springs on you.
Eichman, the BTK Killer, 4/5 guys from the ME out for a plane ride. All perfectly normal appearing, all blending into the background until the trap is sprung.
We'd all like them to be like this Ahmagoinjihad there in Iran so we could see them up front for what they are, but that's not the way it works.