Nvidia Was Once 30 Days Away From Going Out of Business. Here's Why It Just Overtook Apple to Become the World's Biggest Company.

This is the second time that Nvidia has pushed ahead to the top spot this year. Nvidia passed Apple on Tuesday to claim the top spot as the biggest company in the world with a market cap of $3.43 trillion to Apple's $3.38 trillion. At the time of writing, Nvidia had a market cap of $3.584 trillion, …