Yahoo Mixd, which launched in November 2006, closed down on February 25 (although nobody noticed until today). Mixd competed with several group SMS services such as Zemble, Dodgeball, and Twitter. The
Yahoo! is getting in on the group text messaging biz with the launch of their new site, Mixd. TechCrunch was tipped off to the site’s existence today but we have not been able to determine how l