links for 2010-04-17

April 18, 2010
  • <pre>
    1. # of registered users: 105,779,710 (1,500% growth over the last three years.)
    2. # of new sign-ups per day: ~ 300,000 (More recently,
    60% of new accounts were from outside the U.S.)
    3. # of new tweets per day: 55 million
    4. # of unique daily visitors to the site twitter.com: ~ 180 million.
    (That's actually dwarfed by the traffic that flows through twitter's API
    — 75% of traffic is through the API.)
    5. # of API requests per day: 3 billion
    6. # of registered apps: 100,000 (from 50,000 in Dec/2009)
    7. # of search queries per day: 600 milion
    8. Twitter's instance, of their recently open-sourced graph database
    (FlockDB), has 300 13 billion edges and handles 100,000 reads per second.
    9. # of servers: "… in the hundreds"
    10. Blackberry's just released twitter app accounted for
    7% of new sign-ups over the last few days
    11. A NY Times story gets tweeted every 4 seconds.
    </pre>
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