Did you know? Length of a London Underground carriage (18 m) is 5 x Length of a standard full size snooker table (3.57 m)
Number of monthly active users of Facebook Messenger (2024) (979million )
/fact/number-of-monthly-active-users-of-facebook-messenger-2024
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If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.