sabia q microeletronica dependia de rare earth.

ouvi de pesquisador que a miniaturização do transistor ha 20 anos depende de Germanio e +1 metal raro.

basicamente sem terras raras, volta o Pentium dos anos 2000. pior do que pensava.

About 118 tonnes of germanium were produced in 2011 worldwide, mostly in China (80 t), Russia (5 t) and United States (3 t)

https://en.wikipedia.org/wiki/Germanium

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