The discussion centers around the merits of cover songs compared to their originals, exploring which covers are considered better and which should have been avoided. The subjective nature of evaluating music is emphasized, with opinions varying widely based on personal taste. Notable examples include Jimi Hendrix's cover of "All Along the Watchtower," which many argue surpasses Bob Dylan's original, and Johnny Cash's rendition of "Hurt," which evokes deep emotion. Other covers, such as those by Eva Cassidy and the Bare Naked Ladies, are praised for their unique interpretations that enhance the originals. Conversely, some covers are criticized for lacking originality or failing to add anything new, with specific songs mentioned as examples of covers that should have been left alone. The conversation also touches on the broader implications of musical interpretation, the role of the listener in evaluating art, and the complexities of genre classification, particularly in jazz. Overall, the thread highlights the rich landscape of music covers, showcasing both celebrated interpretations and those deemed unnecessary.