Pandora today announced major updates to its mobile apps with new station personalization features including the ability to "un-thumb" a previously liked track along with single swipe access to song and artist info. Currently in beta with just 3% of iPhone and Android smartphone users, the update will roll out to all Pandora mobile and tablet users over the coming months. The new Pandora apps include: A Redesigned interface - "Listeners now encounter a fresh, evolved design that brings station personalization to the forefront of the listener experience... Also, with new transitions from the Station List to the Now Playing...

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