mp3 have a best quality to listen, wma is better for compression but on a fuze+ there is enough place =, I have 6000 mp3 192kps (on a fuze+ 16Go+32 Go) and all songs have art cover 250x250 … I have yet 15 giga
I convert wih itunes in mp3 ( I erase the tag 1 with godfather, and put tag 2,3 with itunes)
I use mp3gain and Encspot
