Roku Inc ROKU.O soared almost 18% after the video streaming company forecast first-quarter revenue above market estimates. By Johann M Cherian and Noel Randewich Feb 16 (Reuters) - Wall Street fell on Thursday after unexpectedly strong inflation data and a drop in weekly jobless claims added to fears that the Federal Reserve will keep raising interest rates to tame high prices. Thursday's economic data and other reports this week paint a picture of still-stubborn inflation and an economy that remains relatively strong in the face of the Fed's rate hike campaign.