Personally, I have no idea where the best teachers are, but you don't make any attempt to back up your claim.
> This is a typical 'technology is going to save the world' rant. No, it isn't. Technology is not a solution to short-sightedness that humans possess.
First of all, the issue is never whether X will completely solve a problem. It's whether it can help, and how much it can help.
If you think about the last 500 years, there is no question that technology has helped make people, on the whole, less short sighted. The improvements it's helped enable in education, in our knowledge of the world, in the dissemination of knowledge. They have made us more aware of others, of consequences, and so forth.