If something appears completely insane isn’t that often a good sign that we might not have understood. The comment you replied to was pointing out that it was

If something appears completely insane isn’t that often a good sign that we might not have understood. The comment you replied to was pointing out that it was possible to record from cable TV with DVRs and that they had a feature to detect commercials and either skip recording them or allow you skip them en masse during playback.