Just as it is doing with its Windows client software, Microsoft is developing <A HREF="http://www.eweek.com/article2/0,1759,1665969,00.asp">customized variants of its Windows Embedded operating system</A> for specific markets. The first of what could be a full line of Windows Embedded variants will be Windows Embedded for Point of Service. Microsoft is currently testing the new flavor of its Windows Embedded product in conjunction with more than 30 device makers and application vendors.