ZDNet: X Can Still Mark The Spot

Thanks to dmitchell for this

“Every question you ever had about X Windows finally

“The X window system has been the foundation for Unix graphical
user interfaces (GUIs) and Unix-based apps for years on every
platform under the sun. Yet X is often misunderstood and confusing,
and it doesn’t have to be.

“The next time customers or channel partners confront you with
questions about X Windows, pull out this article for a handy
Q&A on the topic.”