career in AI rather than nursing great and then what happe well I came back an IT a two-year course I'm late I see great education so the really big turning point for me was while I was teeing that course one of the students my friend Ethan Dreyfus got interested in geoff hinton deep belief that paper and the two of us ended up building one of the first GPU CUDA based machines at Stanford in order to run Boulton machines in our spare time over winter break and at that point I started to have a very strong intuition that deep