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Tim Cook

In Tech: Music for kids, Facebook video profiles and more

Parents of small kids are getting more love from music services. Amazon noticed kids content on its Prime Music streaming plan was a big hit — no surprise, really, given the popularity of its Amazon Mom program for discounts on diapers, wipes and other items. So Inc. secured original children's music from The Pop Ups and Lisa Loeb for free streaming to give Prime members another reason to keep their $99-a-year membership. Meanwhile, a rival service, Rhapsody, is rewarding premium, $10-a-month subscribers with a feature that lets children take control of music when mommy or daddy passes over a mobile phone. Curated playlists keep content safe, and big colorful...