Roku to Acquire Nielsens Advanced Video Advertising Business, Accelerating Rokus Launch of Dynamic Ad Insertion for TV Programmers and Marketers Nielsen and Roku will Expand Traditional TV and TV Streaming Coverage Across Rokus Platform to Help Standardize Cross-Media Measurement San Jose, Calif., and New York, NY – WEBWIRE – Monday, March 1, 2021 Roku, Inc. (NASDAQ:…