Concentration
Held by
Taiwan (TSMC)
Share
~90% of the world's most advanced logic chips; ~60% of all contract chipmaking
Who depends on it
Every smartphone, AI data center, advanced weapon system and modern car
Why it matters
No other country can make them at scale. A Taiwan crisis doesn't raise chip prices — it stops the digital economy. The US, Japan and EU are spending hundreds of billions to build alternatives; none will match Taiwan this decade.
Evidence observed: 2025
Rating history
- Tense → Critical · 28 Sep 2026