I'm not programmed with critical art analysis. But there is something... [His LED blinks yellow as he processes what he feels] Yes. I think I like it. And I know Carl would. I think he would be disappointed he hadn't thought to paint on me before.

[Has he talked about Carl in a fond tone often enough yet? The look on Markus's face might even be classified as "amusement" as he considers Carl's reaction to the paint on the android's face]