No home customer is going to find this worthwhile. Businesses might, but B2B already operates under different business model assumptions than B2C. This would cost more in 6 months than an average home user is likely to spend on printing over 5 years.

If you want to get customers to sign up for your subscription service, it has to at least appear like a win for them. This one is so blatantly a loss that it'll never take. At $10 it might work, and at $6 I can see a lot of people ending up doing it. The only thing I can think of is that this is designed to attract the negative attention before getting positive attention when they inevitably decide to drop the price to something that is actually viable.