Just been looking at global tin supply dynamics and it's honestly pretty concentrated geographically. Most people don't realize where tin is actually found - it's basically dominated by a handful of Asian countries and a few others, which is why any disruption in one region immediately sends prices spiking. Tin hit US$35,575 per metric ton back in April on supply squeeze factors, then settled around US$28,000 later in the year. The thing is, semiconductor demand and EV growth keep pushing prices up despite the pullback. China leads production with about 68,000 metric tons annually and holds the world's largest reserves at 1.1 million metric tons, but here's the kicker - Myanmar and Indonesia are nearly as important as suppliers. Myanmar jumped to second place with 54,000 metric tons in 2023, though their Wa state mining ban in August really tightened global supplies. Indonesia dropped to third at 52,000 metric tons after leading the year before. Beyond Asia, you've got Peru, DRC, Brazil and Bolivia all contributing, but they're way smaller players. Australia, Nigeria and Malaysia round out the top 10. The supply concentration is wild when you think about it - most tin for renewable energy and electronics comes from just three countries. Analysts were projecting prices could hit US$45,000 by 2033 if this demand keeps climbing, though honestly the geopolitical tensions and trade wars are making supply forecasts pretty uncertain. The real story here is understanding where tin is found and how concentrated that is, because one policy change or mining ban in Myanmar or Indonesia can move the entire market. Pretty important for anyone watching commodity prices or EV supply chains right now.