i sort of agree with u....its a pain in the neck when u download something u didnt ask for....
but then again if EVERYONE could edit the names......i think EVERYTHING would have a spam/selling name like: Free Torrents, or some other crap

Actually it is extreemly easy to edit the tag information on files. In Media player library simply right click on the file you want to edit and goto Advanced tag editor this will allow you to change any of the tagged information for the file.