Consider this video of the proposed Lantern technology. It is an online Web connection for free. It is aimed at the Third World.
Add to this the Khan Academy, which is free.
For those who speak English, this is the wave of the future. It will be here next year.
When there is automatic translation software — French, Spanish, Chinese, Arabic, and Hindi — this will penetrate the villages. How long must we wait? Maybe 10 years.
There is going to be an educational revolution within two decades. The world will never be the same.