How do you educate your customers to the perils of switched digital video (SDV) with the current generation of retail CableCARD products? In Cablevision’s case, they’ve started notifying folks that over 15 channels (including Kung Fu HD!) are unavailable via CableCARD - without actually mentioning why. But, hey, who needs a TiVo when you they’ll loan you a HD DVR - free for the first year.