...global threat arising from single vendor 


combination of Microsoft software features & misconfigurations essentially causing a slowly paced massive distributed denial of service (DDOS) attack on the root name server system

current state of fielded desktop software poses substantial & increasing burden on (if not threat to) the robustness of the global Internet

software and setups affecting global systemic Internet stability must be designed more carefully wrt potential effects of:
software engineering decisions
misimplementations
misconfigurations

measurement can make a huge difference