and symbols and people use this now for like you know DNA sequences all kinds of stuff it's very new images yeah not so much video not so much either signal audio not so much either there is some results in other words so improves the steadily out a little bit but they're not as successful as in NLP NLP they're incredibly successful okay there's another reason why we might want to use our supervised learning which is and it goes back to this idea of training a car to drive itself the reason why we can learn to drive a car in 20 hours with