b'It\\u2019s easy to watch a baby finally learn to walk after hours upon hours of trial and error and think, OK, good work, but do you want a medal or something? Well, maybe only a childless person like me would think that, so credit where credit is due: It\\u2019s supremely difficult for animals like ourselves to manage something as everyday as putting one foot in front of the other. It\\u2019s even more difficult to get robots to do the same.\\nLearn more about your ad choices. Visit podcastchoices.com/adchoices'