Growing health divide: what's so fun about these stats again?

Take health and income data from 200 countries over 200 years. Stir up. Add Hans Rosling‘s distinctive delivery style and a little CGI magic and you have a compelling representation of… the growing health divide between richer countries and the developing world. Sure, from the early 19th century to nowadays, life expectancy has been rising everywhere. But income differentials are now abysmal and the health inequalities are unprecedented. So, ok, this is great television, and this BBC show is all about ‘The Joy of Stats’ and a happy-go-lucky approach to life but, how can we be so positive about “a clear trend in the future [where] it is fully possible that everyone can make it to healthy, wealthy corner”?