Under Coons's questioning Barrett has said though she agrees with Scalia's originalist approach to interpreting the constitution, that doesn't mean she would necessarily reach the same conclusions as Scalia did in any particular case.
Coons is good in his pressing Barrett on that simply a shift in the court regarding methodology used by judges is of concern to many. Why? Because if they had gone the other way, the 120 cases he has listed in which Scalia wrote a dissenting opinion, that would have changed America in virtually every aspect of modern American life.