Some believe that Twitter has the power to change big events like Iranian elections. I think that its strength may be in much smaller, but still significant, ways.
In fact, I was the matchmaker recently between a Barcelona cabbie and an American employee of a pharmaceutical company. Well, a matchmaker between the cabbie and this lady's BlackBerry, anyway.
It happened like this:
I have a Twitter search in TweetDeck that alerts me every time the word "Asay" is used on Twitter. (I need to be able to track down libel somehow!)