Short answer: keep vote ingestion separate from interval publication, assign every published tally a monotonic revision, and let a reconnecting viewer request the newest snapshot after the last revision it applied. For a live media poll, the least complex dependable design is one authoritative aggregator per poll, a durable vote log or database behind it, and disposable realtime connections in front of it. The five-second ticker is presentation cadence, not correctness. The page that should f...