OK, I'm not a twitterer/ tweeter/ twriter, but I loved this comment:
Twitter has been called "The Seinfeld of the Internet — a site about nothing."
It came from a very old email I just uncovered, sent from Ann Wylie's newsletter. The newsletter basically has nothing to do with the kind of writing I read, or write for that matter. But I frequently uncover a gem of advice, so I keep on reading. Even if I don't open the July email until October...
And actually, I did find the greatest site by following her link to Word Spy, the Word Lovers' Guide to New Words:
(Forget Twitter, there's a place I could spend/ waste a whole lot of time.)
pp. Surfing a social networking site instead of working. Also: social not-working — social notworker n."