Twitter had 100 million active users logging in at least once a month and 50 million active users every day. In an article published on January 6, 2012, Twitter was confirmed to be the biggest social media network in Japan, with Facebook following closely in second. comScore confirmed this, stating that Japan was the only country in the world where Twitter leads Facebook. On March 31, 2014, Twitter announced there were 255 million monthly active users (MAUs) and 198 million mobile MAUs. In 2013, there were over 100 million users actively using Twitter daily and about 500 million Tweets every day,
Twitter bomb their targeted users. Fake accounts are a common source of Twitter bombs. In order to avoid Twitter's spam filters and to overcome their lack of followers, Twitter bombs are often sent as a reply to existing tweets about the same topic. This is done in hopes that the authors of the existing tweets will retweet the response to their own followers, spreading the Twitter bomb before the fake account is deleted. With regards to numbers, an example of a Twitter bomb analyzed in one research paper described how nine fake user accounts produced 929 tweets in 138 minutes, all with