With Netflix, Hulu, Amazon, YuoTube, and Pandora being built-in to the Tivo Premiere models, the Roku wouldn't even necessary for most people.
True, but the Roku has far less problems with those apps than Tivo's have. The Amazon app on the Tivo doesn't include the Prime Instant Video streaming service. And there is lot more stuff on Roku players than can be found on a Tivo. I feel they compliment each other fairly well.The Series 3 has all of those too except Hulu Plus