http://www.economist.com/news/briefing/21580136-new-technology-poised-disrupt-americas-schools-and-then-worlds-catching-last
The idea that technology can revolutionise education is not new. In the 20th century almost every new invention was supposed to have big implications for schools. Companies promoting typewriters, moving pictures, film projectors, educational television, computers and CD-ROMS have all promised to improve student performance. A great deal of money went into computers for education in the dot.com boom of the late 1990s, to little avail, though big claims were advanced for the difference they would make.
