While Windows's functionality in general is indeed pretty monolithic, you are generally wrong. In fact, there is (I believe since Windows Server 2008[1][1]) an

While Windows's functionality in general is indeed pretty monolithic, you are generally wrong. In fact, there is (I believe since Windows Server 2008[1][1]) an installation method to get Windows without any GUI. In fact examples like Windows CE (Now WP8) prove you wrong. [1](http://en.wikipedia.org/wiki/Windows_Server_2008#Server_Core http://en.wikipedia.org/wiki/Windows_Server_2008#Server_Core)