Twitter for Social Change（Twitterã¯ä¸–界を変ãˆã‚‹ã‹ï¼Ÿï¼‰Twitter is a social media platform launched in 2006 that allows users to post and interact using short messages known as tweets. It grew rapidly after launch and by 2009 had over 7 million users. Some key facts about Twitter include that it was co-founded by Jack Dorsey and has since inspired many third party applications and services that analyze, visualize, or build upon the Twitter platform and
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