I know, I know windows media player, win DVD and Power DVD all will play Vob files. The problem I'm having is with files I've ripped to my harddrive. The files play fine, but I can't seem to ...

As far as I can tell, those vob files you ripped are just decrypted versions of the originals on the disc. You wouldn't save any space converting to or back from an iso. If you're going to convert ...