Twitter #Thatsafrican and #thingsdarkiessay hashtags after users complained that they found the hashtags offensive. There are allegations that Twitter removed #NaMOinHyd from the trending list and added an Indian National Congress-sponsored hashtag. There are numerous tools for adding content, monitoring content and conversations including Twitter's own TweetDeck, Salesforce.com, HootSuite, and Twitterfeed.com. , fewer than half of tweets posted were posted using the web user interface with most users using third-party applications (based on an analysis of 500 million tweets by Sysomos). In June 2009, after being criticized by Kanye West and sued by Tony La Russa over unauthorized accounts run by
Black Twitter importance of intersectionality and makes it one of the priorities in the movement. She wrote that many people find certain "charismatic black men" more appealing, which leaves "sisters, queers, trans, and disable [black] folk [to] take up roles in the background." Kenichi Serino writes in "The Christian Science Monitor" that South Africa is experiencing a similar Black Twitter phenomenon, with black discourse on Twitter becoming increasingly influential. In a country that has 11 official languages, Black Twitter users regularly embed words from isiZulu, isiXhosa, and Sesotho in their tweets. Twitter had 1.1 million users in South Africa as of 2011.