Viperdoc writes:

An airplane will keep flying without a PFD, all of which require backup.

An airplane without any instruments will fly perfectly well. It's the pilot
who becomes the problem when instruments fail.

In your limited opinion it is iffy technology, but it doesn't matter anyway,
since you'll never use it other than in a game.

True, that's one of the advantages of simulation. I'm not betting my life on
inadequately tested software.

Because the premise of your question was incorrect, and you are a non
sequitor.

Then why do you suggest that others answer the question? This seems
inconsistent.