Link above shows a young man I saw interviewed on the Charlie Rose show a while back. I think he will affect education significantly.
You can go to his website now and view over 2000 videos on many subjects.
When I started teaching 40 years ago I envisioned something like this. However, I did not have the computers, knowledge, education, skill, intelligence, wherewithall, motivation, etc. to make it happen. This guy does.