Musiac aims to propose alternative interfaces to challenge the algorithm autocracy. Information filtering has become an inevitable searching approach. However, it creates echo chamber effects and constrains users in their comfort zone by strickly follow their preferences. We become passive and stop questioning the options the machine provides. Spending time to review options may increase our bio-cost, but it is the efforts we made, makes us human. Musiac is a musical recommendation engine, use our proactive participation to efficiently and effectively find precise options for its users.