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In terms of UI design, people responded best to designs reminiscent of existing ones. For example, users liked having a tab interface for playlists. Although initally we thought it would be awkward, users also preferrred a simple table of all songs, rather than a more complex filtering system.
Voting interface:
The voting interface was implemented within the framework of the existing open source application that we branched.
Evaluation
Users
Describe how you found your users and how representative they are of your target user population (but don't identify your users by name).
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