Amazon’s latest announcement has two interesting aspects: They are bundling digital children’s content across media into a combined “library” or subscription, and they are broadly selling that subscription to all customers, not just Prime “members.” Called Kindle FreeTime Unlimited, the all-in-one subscription service works on any Kindle Fire device and will be available as part of an automatic OS software update “in the coming weeks.” The package features books, games, educational apps, movies and TV shows focused on children ages 3-8. Amazon Prime members get preferred pricing–$2.99/month per individual child (or $6.99 per family)–but others can subscribe for $4.99/month (or $9.99 […]