Windows Mobile 7 was initially intended to be released during 2009, but several delays caused Microsoft to release 6.5 instead as a placeholder. Windows Mobile 7 will be demoed by Microsoft at Mobile World Congress in February 2010 , as well as their MIX conference in March 2010 but the release date is not certain: After speaking with multiple sources, we’re now certain that we won’t be seeing Windows Mobile 7 before World Mobile Congress in Barcelona in February 2011.