You see, it takes a huge amount of humility to admit that self-driving cars are possible, but we need several long years of supervised training to say we're act

You see, it takes a huge amount of humility to admit that self-driving cars are possible, but we need several long years of supervised training to say we're actually there. Nobody would like that statement, people - including investors - want to have advanced tech here and now, they don't want vague and distant promises. That's why we deal with alpha and beta versions of everything now, including the partially-self-driving cars.