I am noticed people talking about the wifi aspect of this between the Comcast router and the Roku box. I have a Roku Ultra, which has an ethernet port so I have my Roku hard-wired to the Comcast router. I wondered if this would also make the Xfinity app work faster and if others have had experience with this too. In testing the app last night, it seemed to work well, although once per picture quality went down when I brought up an On Demand movie. Others have noted that already the lack of pause/rewind/fast-forward and no filtering to HD only channels as something they hope is added to this beta app.
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