ago today, apollo 11's "eagle" landed on the moon and neil armstrong became the first person to walk the lunar surface. >> that's one small step for man, one giant leap for mankind. >> that brings me to my question of the week. approximately how much more memory does apple's iphone 5s have compared with the apollo guidance computer? a, 100,000 times more. b, 624,000 more. c, 1.8 million times more. d, 5.4 million times more. stay tuned. this week's book of the week is "higher edge nation the digital age." one of the few places where the information revolution has not improved productivity or reduced costs is higher education. but that is all about to change with the rise of online