3 ms·
Hans Rosling explains this quite elegantly with boxes: http://www.youtube.com/watch?v=ezVk1ahRF78&t=11m http://www.youtube.com/watch?v=ezVk1ahRF78&t=11m
by gahahaha 12y ago
Hans Rosling explains this quite elegantly with boxes: http://www.youtube.com/watch?v=ezVk1ahRF78&t=11m http://www.youtube.com/watch?v=ezVk1ahRF78&t=11m