On December 8th, 1980, Mark David Chapman murdered John Lennon. But with the approval of his widow Yoko Ono, Lennon lives on again, sort of, in an One Laptop Per Child ad pitching the organization’s XO-1 laptop. The OLPC program, the brainchild of Nicholas Negroponte, is been about getting laptops into the hands of underprivileged children around the world. In the digitally produced ad, Lennon is portrayed as saying: “Imagine every child no matter where in the world they were could access a universe of knowledge.