Two comments in particular stand out:
This is going to be a big turning point in the history and character of this country, I think. posted by Doug at 8:51 AM on September 11, 2001 [207 favorites +] [!]
my greatest fear is how our government is going to respond. more erosion of freedom in the name of security. mark my words. posted by rebeccablood at 12:10 PM on September 11, 2001 [311 favorites +] [!]
I was an admin at the time and I had to implore people to not stream stuff on the web (It was a CS lab so we had better internet thatn most at the time) and that we had a tv setup in one of the rooms. Eventually I was asking people to stay home or go home before I finally did and watched tv all night long.