We actually do have a general understanding of what materials absorb/transmit/reflect radio waves, so if you said "What would this scene look like if you moved the visible light spectrum to where WiFi is" you could actually create a meaningful and even potentially useful picture.
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We actually do have a general understanding of what materials absorb/transmit/reflect radio waves, so if you said "What would this scene look like if you moved the visible light spectrum to where WiFi is" you could actually create a meaningful and even potentially useful picture.