engine - 4:01 pm on Apr 26, 2011 (gmt 0)
Microsoft Windows Phone 7 Collects User Location Data [news.cnet.com]
Like Apple and Google, Microsoft collects records of the physical locations of customers who use its mobile operating system.
Windows Phone 7, supported by manufacturers including Dell, HTC, LG, Nokia, and Samsung, transmits to Microsoft a miniature data dump including a unique device ID, details about nearby Wi-Fi networks, and the phone's GPS-derived exact latitude and longitude.
Apple, Google Caught Collecting User Location Data [webmasterworld.com]