What if a faulty EDR kernel update bricks millions of PCs?
A faulty kernel-level EDR update mass-bricking Windows endpoints is an operational IT outage — disruptive but mean-reverting once rollback completes; the modest VIX/risk_appetite read here is appropriately sized (unlike the espionage scenarios). This is a direct replay of the July-2024 CrowdStrike Falcon update that downed 8.5m machines: huge headlines, the vendor's stock cratered, but the S&P barely flinched. Trade the EDR vendor, not the index.
Every number ships with its receipt — the odds, the range, the precedents, and a public grade at Reality Check. The statistical machinery that produces it is proprietary.
The butterfly cascade
How this trigger trickles across markets, left → right — the root shock, its first‑order moves, then the ripple effects. Drag any node; tap a market for its real price history.
Resolution timeline — how this probability is moving
Our model's odds (electric blue) over time vs the market's (Polymarket, amber), from the past toward the 0–6 months horizon. Each dot is a real macro event that nudged the probability — green pushed it up, red pushed it down. Tap a dot for the source. Loading the probability audit trail…
What it would mean
If this plays out, it is a risk-off shock. A faulty kernel-level EDR update mass-bricks millions of Windows machines despite post-2024 staged-rollout safeguards, grounding flights and freezing banks. The trigger decomposes into signed root‑shocks — Volatility (VIX) ▲ · Risk appetite ▼ — which propagate through our causal graph to the markets below.