To ensure you are getting a genuine FLAC file (and not a "transcode" where an MP3 was simply converted to FLAC), use reputable high-resolution digital stores:
Listen for the crispness of the mandolin pluck. chris cornell higher truth 2015 flac install
Songs like "Nearly Forgot My Broken Heart" and "Dead Wishes" rely on subtle textures that are often lost in low-bitrate formats. To ensure you are getting a genuine FLAC