Dinosaur Jr. were largely responsible for returning lead guitar to indie rock and, along with their peers the Pixies, they injected late-'80s alternative rock with monumental levels of pure guitar noise. As the group's career progressed, it turned into a vehicle for J Mascis' songwriting and playing, which had the ultimate result of turning Dinosaur's albums into largely similar affairs. Over time, Mascis shed his hardcore punk roots and revealed himself to be a disciple of Neil Young, crafting simple songs that were delivered at a crushing volume and spiked with shards of fee...