« Jakarta is the most active within all cities ranked by the number of posted tweets. Using Semiocast’s technology, 27% of all public tweets were geo-localized at the city level. More than 2% of all these tweets were posted from the capital of Indonesia, witnessing the activity of Twitter in the country. Bandung, its second largest metropolitan area, ranks 6th ». (via Semiocast — Twitter reaches half a billion accounts — More than 140 millions in the U.S.)