runs: the friendliness judge passes a positive control

Live vel front door against a cold, bureaucratic twin: friendlier 9
of 10 to the live page, none to the twin, both orders. So the earlier
no-preference between the live doors and the rejected rewrite was a
verdict, not blindness; and judged clarity and measured routing are
different things.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

README.md

@@ -349,6 +349,14 @@ model; and a first version that offered every button of the bucket,
 not the row's, scored the same desks 17 of 26 and sent a rewrite
 chasing an instrument fault. A desk that scores full marks has labels
 a stranger to the business could press right.
+`prefer` has a positive control on record
+(`runs/tomtervel-opener-2026-09-23`, "The friendliness judge"): the
+live vel front door against a bureaucratic twin, friendlier 9 of 10
+to the live page and 0 to the twin. A pair that comes back "no
+preference" throughout is alike in tone, not an instrument that
+cannot see; and the rejected door rewrite that was judged clearer on
+5 of 10 needs routed worse across three seeds, so clarity as judged
+and routing as measured are different things, and routing decides.
 ## Measured so far
 
 **Generated: a building contractor** (`runs/contractor-2026-09-21/`),