You are the one who is claiming that ERVs demonstrate common descent. I have already shot your outdated arguments down time and again, and yet you keep coming back with the same hogwash over and over. Is this one of the tactics they teach you in the Temple of Darwinistic Materialism?
The tactic of calling out a poser who makes claims to have refuted an entire branch of science from their keyboard on a subject that they obviously do not even understand?