Carl Sagan explains why Pong is good for you

From from Sagan’s highly-recommended 1977 book The Dragons Of Eden: There is a popular game, sometimes called Pong, which simulates on a television screen a perfectly elastic ball bouncing between two surfaces. Each player is given a dial that permits him to intercept the ball with a movable “racket”. Points are scored if the motion …

Nicest blog comment ever

Received via email from one Pierre Boyer: Wow. I just stumbled upon your blog tonight, and I’ve been reading it for 4 hours straight now. I just can’t stop. I’ve been a rock enthusiast, guitar player and amateur composer for some years,but only as a hobby. Being more of a scientific mind, I’ve always tried …