Holy cow, has it been that long already?
Twitter is 9 years old today. And to celebrate, the social media giant has put up a blog post with its greatest hits, including the very first tweet from co-founder Jack Dorsey:
Several other milestones abound, including the very first hashtag, significant news announcements and entertainment tweets, like this one which answered the question: How many A-List actors can you fit into one shot?
And this oldie but goodie:
Happy birthday, Twitter!
