John Lennon may have departed this planet 28 years ago, but that's not to say he can't still have an impact. With the assistance of technology and the consent of Yoko Ono, the heralded Beatle has returned in a new OLPC spot. In the ad, the late musician proclaims: "Imagine every child no matter where in the world they were could access a universe of knowledge. They would have a chance to learn, to dream, to achieve anything they want." If this sounds like just the inspiration you needed to get your donation on, hop on past the break to see the vid in its entirety.