Closed T740/T741 (BACKUP-REG.md correction, SOP-OFFSITE.md + backend zip rebuild). Connected Dropbox, set up offsite delivery folder. Diagnosed multi-system disorientation reports as Anthropic egress-proxy flakiness, not a platform bug -- confirmed with real tests. Updated RULES-REG.md with egress retry discipline. Rolled EXEC_OPEN Series S to all 11 systems, consolidating fragmented series letters.