Heading into Nvidia's critical report next week, Wall Street remains decidedly bullish. Analysts' consensus estimates are calling for revenue of $33 billion -- or growth of about 82%. Nvidia has a strong track record of beating its own expectations and that of Wall Street, so the results could be more robust.

U.S. stocks are falling again Friday as their big rally following last week’s presidential election and cut to interest rates continues to fade.The S&P 500 was 0.7% lower in early trading. The Dow Jones Industrial Average was down 141 points,