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Hardwired for Chaos: The No-Bullsh*t Way to Build Infrastructure That Lasts#

NLNOG Day 2025 (Amsterdam) digest Program Adjacent pick Amsterdam · 30 September 2025

Tony O'Sullivan (RETN, CEO)

Play the recording: Hardwired for Chaos: The No-Bullsh*t Way to Build Infrastructure That Lasts

  • Why: Physical WAN resilience with three recent, well-known stress tests — 2025 Taiwan subsea cable cuts (two suspected sabotage), the Red Sea cable cuts, and the Ukraine war. For a PM whose remit includes DC/WAN interconnect, this is a carrier's argument for geo/vendor/route diversity in the transport layer.
  • What: RETN's resilience-first philosophy, backed by case studies: five genuinely diverse, vendor-separated cable paths to Taiwan (stable latency through a 70-day repair window while Tier 1s degraded for weeks/months); the TRANSKZ terrestrial Asia–Europe route absorbing 60–70% of traffic during Red Sea cuts (~70% of EU–Asia subsea capacity lost) at 99.9% uptime; and in Ukraine, a new southern Kyiv route, 72-hour deployable autonomous PoPs with pre-positioned spares, and a capacity-swap deal within a week of the invasion.
  • How: Three engineering rules: build for risk (geographic, supplier, and infrastructure diversity with automated reroute, MTTR < 6 h); design smart not big (unique routes like a Milan–Zurich bypass, lean team); optimize efficiency (400GbE rollout, vendor energy benchmarking, watts/Gbps). Plus a call to arms: reclaim the meaning of "resilience," stop buying obviously under-engineered services, demand transparency on infrastructure reality vs. marketing maps, and treat 100% SLA promises as fiction.
  • Where applicable: RETN-scale carrier specifics (their own terrestrial routes, cable investments) — but the diversity rules and the industry-myth critique (Tier 1 fallacy, DWDM-ownership-without-control illusion) are broadly applicable to anyone buying transport. Caveat: it's a CEO keynote with promotional intent; the case studies are real but the numbers are RETN's own, not independently evaluated.