...but they've got to have a pretty good idea about that. I've made untold overwater flights, and the thought of survivability never crosses my mind; if the plane hiccups, we're finito.
I too have made a few flights over the pond. It is amazing how much trust we place in air travel--I know, I know--it's the safest form of travel, but when you think about a very simple problem that can kill all aboard, the danger involved becomes real...Ahh, it'll never happen to me...