There are limits though. I don't care how nice the camera is on my iPad, I still want to visit my family for thanksgiving. I don't think the author deemed wiki

There are limits though. I don't care how nice the camera is on my iPad, I still want to visit my family for thanksgiving. I don't think the author deemed wikipedia, google and coursera worthless. Its asking the question of why a pitch like "facebook for horses" is more likely to get funding then a revolutionary mass transit system.