Instruct: Classify Amazon reviews into positive or negative sentiment
Query: What music is about

The guy before me who said this was a wall of sound got it spot on. This is how music should be - meticulous in its crafting and wrought with power and emotion. Metallica are a live band and this cd is probably the best example of that, as well as being one of the most stunning examples of musicianship on the planet.If you are thinking about picking up a guitar or trying your habd at your own music, these guys are the masters. I still can't believe that kirk hammett solo's are even possible! and JH puts the sort of energy into music that reminds me that we can all tolerate the legions of simpletons who support "acts" like the Back Passage Boys and other such disposible nonsense.A stunning example of music