Linux is an OS like macOS or Windows ... GNU originally came first, launching in 1983, but Linux has transformed into a formidable open-source foundation for powerful software to be built.

Though it was famously started by Linus Torvalds as “a (free) operating system (just a hobby, won’t be big and professional like gnu) for 386(486) AT clones”, the Linux kernel and… ...

How about licensing terms, like GNU (GNU not Unix)? Yes, it's a crafty acronym, but the meaning is lost on all but hard-core Linux folks. If I want to edit a photo, I would expect to use a photo ...