 During his tenure , the business group grew its revenues more than ten percent each year for six years . The division accounted for more than 20 percent of Microsoft 's revenues by January 2009 . In this position , Muglia led Microsoft 's ten @-@ year plan for data center and desktop automation products , its Dynamic Systems Initiative and its Dynamic IT strategy . In October 2010 , developers criticized Muglia for suggesting Microsoft would put less emphasis on Silverlight ; a statement he later retracted . 
