This document analyzes consumption practices and uses of user-generated music content by Brazilian users on Last.fm, a music-based social networking site. It discusses how Last.fm users engage in social tagging of music and utilizes folksonomies to classify and recommend music. Quantitative and qualitative research methods were used, including surveys and interviews. Key findings include that 72% of Brazilian Last.fm users rely solely on platform-recommended tags and 79% use tags for personal use rather than to benefit others. Last.fm's folksonomy is considered "narrow" due to its focus on music genres and artists. The document also discusses how Last.fm and other platforms visualize musical data and connections between artists to gain insights into music