Answer:
Because without internet culture, a meme that is essentially just a picture of hallway demons with the caption "me and the boys at 3 am lookin for beannnzzz" wouldn't be funny.
Explanation:
Art in the past has often been abstract. So too, has our humor.
Cave paintings are evidence of artistic ideas, language, and (possibly) religious ideas as well.
Uhm, Sly seems to fit the best.
