Even "above average" computer users find Linux challenging. But then, as someone wisely pointed out, MS Windows is challenging the first time you encounter it.
There is a lot to learn with Linux, but that's one of its beauties. There is so much more that you can do with it - more that you can tweak, and MUCH more enterprise grade FREE software. It's worth the time investment; there's not substitute for reading the documentation, and getting down and dirty with the command line...