Highlights sets of identical barcodes and toggles checkboxes for merging on click
< MusicBrainz: Highlight identical barcodes and toggle merge checkboxes 피드백으로 돌아가기
That's intentional, the script also looks at the format and if it differs the barcodes are not highlighted.
Ok, nice!
Identical barcode not seen as identical: https://musicbrainz.org/edit/132198716 (the second one is identical but only the first and third ones are highlited)