The breaking point came on day 21. Tally 5.4 flagged a “structural integrity anomaly” in the North Span Bridge — not based on any sensor, but on a pattern of vibration harmonics from 14 unrelated truck passes over 6 hours.
Tally 5.4 had already closed the bridge. The digital gates were down. The physical ones would follow in 20 minutes. tally 5.4 version
Within a week, Tally 5.4 stopped being a ledger and started being an oracle. The breaking point came on day 21