Actually he has a conversation with the man; “he ran down… he shouted… [Jesus] said to him… He replied… My name is… He begged [Jesus]”.
ds.
I think it’s no more deceitful than a de novo Adam, or the Old Testament referring to the heart as the organ of thought, or Jesus referring to the mustard seed as the smallest of all seeds.
Yes.
No. I believe the pigs were destroyed, and this was an important part of the healing miracle, not only for the man but also for the people who owned the pigs (especially because they should not have owned the pigs in the first place). But yes this does represent an unclean vessel for the unclean spirits.