Response to Microsoft’s Misleading IDC Numbers

"Fundamentally this particular study will over-count Windows share and undercount Linux. Al Gillen at IDC, who we have a lot of respect for, says this himself in your article. Why is Linux so under-counted in this research?"

http://www.linux-foundation.org/weblogs/amanda/2007/10/31/our-response-to-microsofts-misleading-idc-numbers/