MSN vs. QQ

Online Instant messaging (IM) system began to take off with ICQ (1996). According to the figure from Nielsen 2006, the first three IM systems and their market share are AOL (53 million, 51.4%), MSN (27 million, 26.2%), and Yahoo! (22 million, 21.4%).In China market, IM began with QQ in 1999. The initiator of QQ was inspired by ICQ. It is simply a Chinese version of ICQ and provides almost the same functions as MSN.



Ref.:
1) http://sersc.org/journals/IJSIA/vol2_no4_2008/9.pdf
2) http://en.wikipedia.org/w/index.php?title=Special%3ASearch&search=icq%2C+msn%2C+qq&button=%26nbsp%3B