I have programmed my comcast X1 DVR remote so that Page Up button enables the 30-second skip functionality. I switched to using my TV's remote as the universal remote (X1 can control my TV but it does not support changing sources which is a bummer because I switch between Apple TV and X1 all...

I have programmed my comcast X1 DVR remote so that Page Up button enables the 30-second skip functionality. I switched to using my TV's remote as the universal remote (X1 can control my TV but it does not support changing sources which is a bummer because I switch between Apple TV and X1 all...

I have programmed my comcast X1 DVR remote so that Page Up button enables the 30-second skip functionality. I switched to using my TV's remote as the universal remote (X1 can control my TV but it does not support changing sources which is a bummer because I switch between Apple TV and X1 all...

Actually, my need goes a little further. I have a Vizio 37" HD TV and it works great. The primary media source is our Comcast HD box, not the DVR type, its the very tiny black box, not a lot bigger than an Apple TV, interfaces via HDMI. The comcast box works fine, and Comcast gives you a...