Interesting comparison of the difference in approaches between RedHat and Debian about default system hardening.

The beginning of the end for X11. The writing is now on the wall.

Don't be fooled of the title. Yes, it concludes about an opinion piece about the latest changes in policy around RHEL. Still, it starts with a very nice retelling of the history around UNIX and computing since the 70s. This is an invaluable resource.