You can stop holding your breath now. Nvidia, batting clean-up this earnings season, reported its quarterly earnings on Wednesday just as bubble jitters were manifesting in a four-day losing streak for the S&P 500. Investors who had feared anything short of a home run were instead delighted by an out-of-the-park dinger. A record $57 billion in revenue blew past Wall Street’s expectations, profits soared, and the chipmaker even raised its guidance for the fourth quarter. SUBSCRIBE:  Receive more of our fre ...