Comment: But he does exist

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In reply to comment: I think we agree (see in situ)

But he does exist

He does not have to exist FOR YOU, but he exists to many, and since he exists to many, HE EXISTS whether YOU believe or not.

Sure this is YOUR movie, and he may not have a role in YOUR movie, but he exists in other's movies.

If a bear shits in the woods does his shit stink?