Probably been posted a lot before but always worth a watch. https://youtu.be/hVimVzgtD6w https://youtu.be/hVimVzgtD6w The Great Hans Rosling. His book is well w

Probably been posted a lot before but always worth a watch. https://youtu.be/hVimVzgtD6w https://youtu.be/hVimVzgtD6w The Great Hans Rosling. His book is well worth a read as well.