Things change in Linux
Linux is contantly evolving. no matter how hard to make up-to-date as possible, Course <-/-> Linux
We have repeated some things in the class meterial
We have tried to avoid holy wars
there are many areas where there are strong preference disagreements in the Linux (and wider open source) community.
examples include the best editor: emacs vs. vi; GNOME vs. KDE, etc, we have chosen (when nessary) a paticular alternative to emphasize just to keep thing clean.