Citadel Securities has breached a new temporal frontier: its photonic order system executes trades in 0.83 nanoseconds—faster than light traveling across a trader’s desk. During the 2025 Tesla flash crash, AI traders used 5G signal leakage to infer institutional orders before execution. For retail investors, every candlestick was a fossilized echo.
The End of Visible Markets
This asymmetry triggered the New York Stock Exchange to deploy laser isolation walls, blocking hyperlight inference attacks at the physical layer. Traditional indicators—MACD, RSI—are now relics, outpaced by relativistic arbitrage.
SEC’s New Weapon: Spacetime Audits
To catch AI actors gaming temporal gaps, the SEC now mandates a “Spatiotemporal Audit Trail”, tracing not just what trades occurred—but when and where in physical time they were initiated.