1. http://blogs.msdn.com/b/slmperf/archive/2010/10/06/silverlight-for-windows-phone-7-listbox-scroll-performance.aspx
2. http://shawnoster.com/blog/post/Improving-ListBox-Performance-in-Silverlight-for-Windows-Phone-7-Data-Virtualization.aspx
3. http://blogs.msdn.com/b/delay/archive/2010/09/08/never-do-today-what-you-can-put-off-till-tomorrow-deferredloadlistbox-and-stackpanel-help-windows-phone-7-lists-scroll-smoothly-and-consistently.aspx
