“Please provide the source documentation.”
"Despite what the anti-Redmond crowd have blogged over the years, however, hackers didn’t target Microsoft products exclusively because they were insecure, or because the people involved had some ideological death-wish on the company. No – they did it because Microsoft was the most used end-point device environment in the world. Bill Gates’ “Windows Everywhere” ambition, once realised, made it the most obvious of all targets."