
Read this: BBC Playlister reveals usage figures - media.info

Summary: BBC presenters also get a playlist of their own, but once more, only one playlist per presenter. 10 million tracks means that the average user has 50 tracks in their playlist. This seems a high figure, and given that many users of the service would be expected to use it a few times and then abandon it, would point to a small subset of power users. - media.info
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