The song "Blight" by Allegaeon explores the theme of death and destruction. The lyrics speak about the inevitability of death and the feelings of regret and guilt that come with it. The song also touches on the idea of a dying world and the consequences of human actions on the environment. The singer describes the feeling of being alive right before dying, and the struggle to survive in a world filled with suffering and despair. The lyrics also reference the idea of leaving a legacy and the impact of our actions on future generations. Overall, "Blight" presents a bleak and somber outlook on life, highlighting the destructive nature of humanity and the consequences of our choices. It's a powerful and introspective song that delves into deep and existential themes.