In just 20 years, the Internet evolved from a tiny computer network to Earth's most important tool. Walter Isaacson discusses the people behind our digital revolution.Oct. 14, 2014
UP NEXT
Former Treasury Secy. Mnuchin says he's putting together a group to buy TikTok
02:41
'Elon Musk is mad at me': Don Lemon says Musk cancelled his show before debut
02:47
Many U.S. officials call TikTok a national security threat
01:49
'Everything's for sale': Trump's TikTok flip-flop follows disturbing pattern
11:46
Kara Swisher discusses her new book "Burn Book: A Tech Love Story"
08:02
Bill that could ban TikTok in the U.S. to be debated in Congress