Warren Buffett is invested in these three magnificent quantum computing stocks. Here's the best of the bunch.

Warren Buffett is invested in these three magnificent quantum computing stocks. Here's the best of the bunch.

This article was originally published on Fool.com. All figures quoted in US dollars unless otherwise stated. When it comes to portfolio management, investors will often hear hedge fund managers and Wall Street personalities talk about the importance of a diversified portfolio. For nearly six decades, Warren Buffett helped transform Berkshire Hathaway into an investment powerhouse thanks in large part to his ability to identify quality companies …