https://www.recode.net/2018/1/3/16843348/roku-entertainment-assistant-amazon-alexa-apple-siri-google-video-music-streaming >Roku already competes with Apple, Amazon and Google when it comes to streaming video. Now it’s going to take on the big guys with its own digital assistant, too. >Roku, which sells its own streaming video devices and makes streaming video software for other companies’ TVs, says it will roll out its own version of Siri, Alexa and Google Assistant later this year.