لينكس google&amazon run Linux

Hi all arab Linux users ...
I searched by the netcraft site www.netcraft.com to find out if Linux has popularity in the biggest sites at the hole world.
I found that :
the biggest search engines around the world run Linux servers
www.google.com
www.altavista.com
the most important governmental sites in the united states run Linux
www.whitehouse.gov
www.FBI.gov
www.nasa.gov
the biggest e-shop and downloading sites around the world run Linux
www.amazon.com
www.tucows.com
if you use one of the sharing resources which run Linux
www.audiogalaxy.com
www.kazaa.com

of course these what I remembered , but you can discover more at www.netcraft.com