In 2009 we had 1b sends/day, so not really: https://www.facebook.com/notes/facebook-engineering/chat-reaches-1-billion-messages-sent-per-day/91351698919 https:

In 2009 we had 1b sends/day, so not really: https://www.facebook.com/notes/facebook-engineering/chat-reaches-1-billion-messages-sent-per-day/91351698919 https://www.facebook.com/notes/facebook-engineering/chat-rea...