The closest thing I know of would be to run a SageTv HD300 extender at the TV, with your PVR 1212 connected to a computer running SageTV somewhere else on your network.
With the free, 3rd party plguin (Comskip) you get your recordings with the commercials already identified. Then when a commercial break comes on you can just press the skip forward button once to automatically jump to the start of the next section of the show. Alternatively, you can set it to automatically jump over all commercials by itself. That way, all you have to do to watch commercial free DVR'ed shows it to press play at the beginning of the show.
-Suntan
With the free, 3rd party plguin (Comskip) you get your recordings with the commercials already identified. Then when a commercial break comes on you can just press the skip forward button once to automatically jump to the start of the next section of the show. Alternatively, you can set it to automatically jump over all commercials by itself. That way, all you have to do to watch commercial free DVR'ed shows it to press play at the beginning of the show.
-Suntan