SPOILERS - plot extensions query
so - accepting the pilot scene was a plot device to remove Blake, and also to underline the humanity aspect of the film...
what on earth were S+B going to do with a captured German pilot given their task was still pre-eminent?
(yes I appreciate the plot doesnt deal with that, but it was the first thing that struck mne once it was clesar they were going to pull him out of the burning plane).