The protagonist expresses a deep craving for music, feeling particularly influenced by a performance at the Korova bar. This desire signifies a longing for sensory experiences before he faces a transition, perhaps indicating a fleeting moment of joy before confronting reality. The reference to music serves as a symbol of life's richness, which he yearns to savor.
As he prepares for sleep and a metaphorical crossing into a new phase, the imagery of getting his passport stamped suggests a significant change is imminent. The mention of "stripy shest" alludes to something that signifies movement or passage, emphasizing the contrast between vibrant life and the inevitable approach of rest, underlining the tension between indulgence and inevitability.