Starting as a messaging platform between university friends, the platfrom now has 1.23 billion monthly active users as of December 31st 2013 – Incredible
Facebook is continually adding new features, over the last 10 years we have seen the inclusion of company pages, marketplaces, profile enhancements, the ability to share pictures/videos to contacts and instant messaging, to name just a few.
So, Happy Birthday Facebook!
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Info Source: http://newsroom.fb.com/Key-Facts