Tesla's gigantic Gigafactory 1 in Sparks, Nevada has been able to churn out battery packs for the company's groundbreaking line of electric vehicles at the rate of around 5,000 a week for some considerable time now. In terms of sheer volume, that puts Elon Musk's operation in a stronger position than all other rival electric car companies put together. This is an important factor in the company's soaring share price, and by extension Musks world-beating bank balance.

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