cannot play songs by genre. is there another media player. also cannot play .m4a songs from file manager but can from media player. also cannot pick a selection of songs and then have them either play or become a playlist.. seem to only be able to make a playlist from media player once it has categorized teh artist, album songs. and then when it lists all the songs i play and then switch to now playing... then i finally can make a playist of that album whats the deal.. too me for ever to figure that out. i put 2 2 gig cards in my n800 and want to be able to make custom play list from with in.. if i have to use my pc how do i do make a playlist and trasnfer that to n800?