This morning, I was flipping around the internet and found a post about the holo-tupac by MTV of all companies and they asked if it's good for music. My answer to the overly general question has to be, yes, it's not going to kill the normal performer and even better garners it's own fans that aren't normally attracted to music, but the technical art of such a craft. Japan has had this for years with Vocaloids, Vocaloids being digitized voices of existing J-pop sensations basically sold in…