Kurt Cobain was never going to be known for being the biggest cheerleader for his work all the time. He liked the idea of making music that the underground kids in Seattle could relate to at the time, but when he became one of the biggest sensations in the world, he wasn’t really equipped for what was going to come afterwards. He knew that there was a lot more depth than what people saw in him, but that didn’t mean that everyone was going to di…