But annotations are linked to lines. As soon as one line changes (e.g., its content is no longer in line N but line N+ M, the annotation is meaningless). So tou

But annotations are linked to lines. As soon as one line changes (e.g., its content is no longer in line N but line N+ M, the annotation is meaningless). So tours would be need constant updates (otherwise tours would work for fixed versions of the repo only).