Plato's Allegory of the Cave, while focused on the rejection of evidence and moral implications, also deeply explores perception and our understanding based on sensory experiences. This theme resonates with the shower thought about the brain being in a dark chamber, reliant on sensory "wires" for information. The allegory illustrates how our perception of reality, like the prisoners viewing shadows in the cave, is limited and shaped by our sensory experiences.

The shower thought and Plato's allegory both suggest that our understanding of the external world is constrained by these sensory inputs. Just as the prisoners in the cave perceive shadows as their entire reality, our brain, encased in the skull, constructs its version of reality based on what our senses convey. This comparison highlights how our perception might be just a fraction of the true nature of the external world.

In linking the shower thought to the allegory, the aim was not to draw a literal comparison but to underscore the shared theme of perceptual limitation and reality versus illusion. This metaphor serves to reflect on how our subjective experiences shape our understanding of the world, akin to how the brain, in its 'sealed chamber,' interprets the information it receives.

Again, sorry you failed to connect the dots. Figured it was obvious enough to not have to write an essay to explain it.

Cheers.