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China's chip capabilities just 3 years behind TSMC, teardown shows
(asia.nikkei.com)
This is a most excellent place for technology news and articles.
One factor to keep in mind though, is human productivity only happens at that kind of speed if they (the citizens involved) feel like they are getting something back from the process. And Chinese disillusionment with their own economy is growing.
Replacing enthusiasm with desperation is far from sure to slow this down.
Both are strong motivators.