I just don't think CGI is up to manipulating the human face yet. I feel like you can get away with it with aliens or monsters or something that's intentionally foreign, but I have yet to see anything digital to do with the human face that doesn't just look ridiculous.
I don't think violence on film breeds violence in life. Violence in life breeds violence in films.
It is not knowledge, but the act of learning, not possession but the act of getting there, which grants the greatest enjoyment.