If Google Could Search Twitter, It Would Find Topsy

… On Wednesday, the San Francisco company announced that it has now indexed every Twitter message since the first tweet was posted in 2006 — about 425 billion pieces of content when you include photos, pages linked from Twitter, and other related material. …

And the database is free for the public to search at Topsy.com. Want to see what people are saying about President Obama and the Syria vote in Congress? A quick search pulls up what Topsy’s algorithm thinks are the most relevant results, factoring in retweets and the past influence of the tweeter. [cont.]

Vindu Goel, New York Times