During the first half of the decade that ends this week, the proportion of Internet users barely inched upward, to 59% of adult Americans from just over 50%, according to the Pew Internet and American Life Project. But in the second half of the decade, that growth skyrocketed, and now nearly 80% of adult Americans use the Internet. At that pace, the offline American will become virtually extinct in the coming decade.
Refusing to Use the Internet - WSJ.com