There are several important roadblocks that purveyors of an ebook subscription platform need to overcome to make a commercially viable product:
1. Rights and licensing issues: Publishers, authors and agents all need to get in lockstep and it needs to happen on an early book-by-book basis. This is complex and potentially a non-starter for certain parties.
2. Pricing and costs: How will the authors, agents and publishers be compensated and how much will users pay? Spotify has reportedly had problems with its model (roughly $10 a month for all-you-can-eat…not enough income for the service or for the artists, who are paid per play).
3. Reader expectations: If I were to pay some non-trivial amount of money per month for a digital service (let’s say more than $5 a month), I’d want that service to be good. And for it to be good, it needs to have a complete or near-complete catalog.
(Read more about ebook subscription models: Is there a Pearl Inside the Recently Launched Oyster? Challenges and Strategies for E-Book Subscription Services)
In my estimation, there’s one important factor, however, that could put some real urgency behind solving these problems to all parties’ satisfaction: The kids.
Essentially, what do the kids want? If enough young people …read more

Via: Digital Book World