You have heard about Debian because it's a really good distro that has wide usage (especially in the server space). It's however a bad distro to install on PCs that are to be used by office workers who aren't necessarily familiar with it, and whoever advised the government should've known that Debian is picky about hardware compatability.
It was truly a baffling decision to go for Debian in this instance.
Why would you want the window to open when you open your door?