Jack Dorsey Chairman after Dick Costolo replaced Williams as the CEO. On June 10, 2015, Costolo announced that he was resigning as CEO of Twitter, effective July 1, 2015. Dorsey would assume the post of Interim CEO upon Costolo's departure. He was named permanent CEO of Twitter on October 5, 2015. On the day after the controversy about Twitter's new algorithms for tweets, Dorsey responded to the trend, saying it was only a hoax. In May 2016, Dorsey announced that Twitter would not count photos and links in the 140-character limit to free up more space for text. This move was an
Cool Biz campaign In July 2009, the Cabinet Office announced results of a new questionnaire survey, which indicates that 91.8% of respondents knew about the Cool Biz campaign, and 57% of them put the campaign into practice. While Cool Biz spread energy savings to all businesses, the necktie business suffered. They claimed that their summer sales dropped drastically (an estimated 36%), and asked the Environment Minister to end the campaign. On the other hand, the Ministry of Economy, Trade and Industry (METI) analyzed that the Cool Biz campaign increases replacement demand for clothing and generates positive macroeconomic effects on the GDP by 18