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I don't think it would come out too well since it would be difficult to do in color (if at all possible).

Have you seen pictures of people etching their first gen macbook pros?

This type of work (IMO) looks better for things like tribal stripes or those cool looking flower line looking things (like growing lines) that you see all the time on motion graphics.
 
Sounds awesome, be sure to furnish us with pics when you get it done. (Not sure about the Homer thing though personally) 😱
 
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