When it comes to [Facebook's] online chat function, 1.6 billion messages are sent every single day and 1.4 million photos are uploaded a second.
Not so Nat Friedman who crunched some numbers in an utterly classroom-appropriate exercise in unit conversion and calculated that this means everyone on Earth is uploading approximately 20 photos per day.
Which means I had better hurry up and get a Facebook account.
[via daring fireball]
[N.B. The Internet has been pretty generous today, right?]