Changes touching this path

• loot diff stops decrypting every path on both of its sides to fill in a bool, because the visibility gate now asks the cipher-free can_open #1422 built for exactly this beside the reader-scoped expiry check it must keep asking, measured at -58.7% by the first fixture in either tier that touches diff at all (#1426) 699a58e8 · dbf3dbe6…

Renames are not followed. loot's tree maps a path to an address, so a rename is a delete and an add. This list is the history of the name, not of the bytes.