I use computer for more than 20 years. But until 2012 when I learned Emacs I think I know the formidable aspect of a software. From 2012 I live in Emacs. Please see my page on EmacsWiki for my experience with Emacs.
Moreover, I have a blog in Chinese:
I think I may write more in English for you. Follow me @email@example.com.
SDF is a great place and I’m glad to be here. I hope I could do more things in the UNIX world.