In reply to:

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And you can search for tunes faster than you can scroll through the menus for tunes...

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Not if you're a passenger typical of mine - many of them like to browse playlists, picking tracks out as they go (and using the handy "back to where you where" long-press of the Playlists menu-item for speed). Search is only likely to be quicker if you know what you want before you see it...