To create a helpful feature for an MP3 experience, consider implementing (100–300%). This is a crucial "quality of life" feature, especially for podcasts or audiobooks, as it allows users to save significant time while listening. Other high-impact features to consider include: Core Playback Enhancements
Ensuring the player handles Variable Bit Rate (VBR) files correctly to prevent issues with seeking or duration display. Physical & Utility Features
Support for ID3 tags (artist, album, track title) to help listeners organize their libraries effectively.