This would be actually simple. Encrypt the broadcast and require CAM for decoding. Each card has a number and while there is a payment coming for the card, the

This would be actually simple. Encrypt the broadcast and require CAM for decoding. Each card has a number and while there is a payment coming for the card, the card is active. So next time the broadcast is changing and requires updated tuners (i.e. DVB-T2 and HEVC with 4K), just require one with CI. Everyone is happy - those, who want TV get TV, those who don't, do not have to pay.