Schools still operate as if all knowledge is contained in books, and as if the salient points in books must be stored in each human brain - to be used when needed. The political and financial powers controlling schools decide what these salient points are.
The Indian education system, like the Indian bureaucratic system, is Victorian and still in the 19th century. Our schools are still designed to produce clerks for an empire that does not exist anymore.
There will always be places in the world where good schools don't exist and good teachers don't want to go, not just in the developing world but in places of socioeconomic hardship.
Too many pupils at schools in the U.K. want to have careers as footballers or TV hosts, or models, because that's what they're constantly exposed to as the heroes of our time.