Sixty years of peer review produced no evidence that it made science better, and the literature it produced is in a bad state.

What these subjects mean

peer review How science checks itself, and the case that the checking mostly does not work.

metascience Research about research: whether published findings hold up, and what makes a field more or less reliable.

What Adam Mastroianni actually said

Do you hold this korrent?Do you also believe this?

Shared subject first, then similar wording. They may agree or disagree.