here is the human 00:50:39 journey the big arrows indicate the way that it in fact developed in history the small errors indicate that of the seven point seven billion of us on the planet people are moving in every direction 00:50:52 from each of those phases and some in each of those phases want to hang on to those phases are not move that's what those great black circles are the little black circles our people who want to 00:51:04 just hang on to what they've got and not move but others are on the move and what's more they're on the move in every possible direction