A look at the day ahead in European and global markets from Stella QiuTrading was subdued in Asia with everyone waiting for the earnings results of AI darling Nvidia (NASDAQ:NVDA), the world's most valuable company with a market cap of $3.6 trillion.Expectations are running high given that its shares already rallied 5% overnight. Trade in options points to a nearly $300-billion swing in market value, which will make for a potentially messy trading session ahead.In Asia, shares were mixed, with Japan trailing behind with a drop of 0.4%. Wall Street futures were mostly steady and European stock futures also pointed to a subdued start for markets there.Investors were rattled by Ukraine's use of U.S. missiles to strike Russia, with Russia lowering the threshold for a possible nuclear strike, although those fears seem to have abated a little.Bitcoin broke above $94,000 for the first time on expectations that U.S. President-elect Donald Trump's administration will be crypto-friendly. Trump has yet to announce his pick for Treasury secretary yet but it could come as soon as Wednesday.Before all the Nvidia action, British inflation data for October is due and any upside surprises there would perhaps add to recent signs that the global disinflationary pulse may have stalled.Canada's inflation accelerated back above 2% as investors scaled back the chance of another outsized half-point rate cut from the Bank of Canada in December. Traders are not even sure if the Federal Reserve will cut rates by 25 basis points next month.investing.com