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Possibly the most important decision was to branch off an existing opensource application designed for music streaming. While this cost a signficant amount of time in terms of getting used to their code base, and implementing the voting and UI in their framework, I think it ultimately saved time. However, this implementation tied us pretty closely to an using sql databases for a music management and votes. It is unclear whether this will scale very well, even to the 100 user mark.
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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