Sub-ticket of MSG-7 Hub WI#635 catch-all: unrouted private DM-to-Elazar gets recipients-replaced with aro:whey-status members (hub.mjs L700-703) = latent leak if any non-Elazar watcher joins whey-status; decouple unrouted-catch-all from smap fan-out (unrouted stays direct+lane-tagged, only status-emitters fan) · llmmsg-srv