This article ignores the other side of the coin. You can argue that AI makes "clean room" re-implementation so cheap that copyleft is doomed. But then it follow

This article ignores the other side of the coin. You can argue that AI makes "clean room" re-implementation so cheap that copyleft is doomed. But then it follows that re-implementing proprietary software as free software would also become "free". So mb AI will kill copyleft, but then it would also kill the need for copyleft in the first place.