pag flac kasi bro or any lossless format, sigurado ka na wala theoretical effect sa sound yung compression nung original music file. so kung maganda quality nung original file, 100% yung theoretical sound from the original na naririnig mo.
kaso malaki ang file size compared to the popular mp3 format.
you can personally convert a cd music file you own to flac and mp3 with various bit rates to check kung ano yung passable quality for you. more compression = smaller file size = worse sound quality.
depende din sa music gear mo kasi. kung di naman kaya nung present gear mo yung magandang resolution, baka pareho lang yung tunog ng 128kbs mp3 sa flac. so useless din mag flac ka. sayang lang sa space.
typically may mga hiss and pop and crackles ang mga low bitrate rip. kung rinig mo sya sa setup mo at di mo gusto, choose a higher bitrate setting sa conversion, or go lossless (flac). yun nga lang kung maliit ang space mo konti lang malalagay mo sa player mo bro.
remember na yung basis is the original file. kung pangit ang original file quality (128kbs mp3 tapos converted to flac), kahit lossless format pa yan, pangit pa rin yan
so make sure at least cd quality ang source before you rip. or download reliable lossless legal material saka mo sya convert.