windows vs lindows vs ubuntu vs linux

-Microsoft Windows is a series of software operating systems and graphical user interfaces produced by Microsoft. -Linspire, previously known as LindowsOS, was a commercial operating system based on Debian GNU/Linux and later Ubuntu. -Linux (commonly pronounced /ˈlɪnəks/ in English; variants exist) is a generic term referring to Unix-like computer operating systems based on the Linux kernel.