redesignQuiz: What is the worst flaw in these icons?

Difficulty: Easy to moderate

These are the icons for Software Update Microsoft System Center Configuration Manager 2007, from

They are meant to show the states for Normal, Superseded, Expired, Invalid, and Meta-data only software updates.

What is the worst flaw in these icons?


IC17338-2 IC89827IC152799 IC566283IC111350


Provide your answer here.