A Lieberma writes:

Probably two factors that brought on the sweat factor (and realism).

A. It probably was a full motion sim (or sim where he sat in it rather
then in front of a computer)

B. He had a job riding on the outcome

No, there's one important factor that does it all: He was capable of
taking simulation seriously. Some people aren't. And that's
unfortunate, because it prevents them from learning things in
simulation that could save their lives, and sometimes it causes them
to lose their jobs.

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