Different organization. Different country. Different language. Same problem. That other OS makes itself useless to schools by giving a home to malware. That was the last straw where I last paved over a school full of XP machines.
We decided to move to Linux because students at our school have own laptop and we have the responsibility to keep the laptop ready to use; we were really unsatisfied with Microsoft since every Monday we had 20 machine to fix for viral infections… With Linux this has been reduced to zero, since people installs almost only from official repositories.