Wired has an odd little feature Web is Dead (Long Live the Internet) about their forecast from 1997 (Push!). They claimed way back then that the browser was dead, and push technologies would soon rule.
What really stands out, however, is the post YouTube, Hulu, Vimeo rise of video. According to the graphic below, video now accounts for 51% (WTF?!?) of total US web traffic. (Some of this reflects that video data is so much denser than mere text and images).
Indeed, if you look at our video tab, most of the content I embed — WSJ, Yahoo Tech Ticker, TED, CNBC, Bloomberg, NYT, Fora — simply was not available 2 years ago.