Key facts about Twitter, one decade on

Pessimistic impulses: Twitter messages are 25% more negative if they are published via a smartphone rather than another device.

WASHINGTON: Twitter, which turns 10 years old today (march 21), has grown into one of the leading global social networks. Here are some key facts about the messaging platform: 

History
Twitter came to life on March 21, 2006, when co-founder Jack Dorsey sent out the first tweet: “just setting up my twttr.” Dorsey followed up with the first “human-generated” tweet: “inviting coworkers.”