This argument has always had holes in it. It’s not about who possess the original copy, it’s that whoever made the original copy isn’t being compensated for the work of creating it when someone uses a copy of it. You’re still getting utility out of the copy you have, so the argument is you owe something to the person who’s labor generated the original that the copy was made from.

Except in a majority of cases that person is a wage- worker whose labor has already been paid for