diff --git a/.gitignore b/.gitignore
index 3538c43..630551d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,7 @@ SNOUG-web.pdf
 .fuse_hidden*
 _minted-*
 *.aux
+*.bak
 *.bak0
 *.bbl
 *.bcf
@@ -25,6 +26,7 @@ _minted-*
 *.out
 *.pyg
 *.run.xml
+*.sav
 *.swp
 *.toc
 *.xdv
diff --git a/BUILD.md b/BUILD.md
index e0134fd..9625eff 100644
--- a/BUILD.md
+++ b/BUILD.md
@@ -96,7 +96,7 @@ Features in the LaTeX code.
 * Makefile for "easy" LaTeX processing.
 * Auto-generated Table of Contents, List of Figures, Index, etc.
 * Syntax highlighting of computer source code.
-* BibLaTeX bibliographic system using external `kbibtex` application for managing
+* BibLaTeX bibliographic system using external `jabref` application for managing
   entries.
 * Footnotes.
 * Glossary and acronym processing.
@@ -126,6 +126,14 @@ Features in the LaTeX code.
 * Internal citations.
 * External citations.
 
+# BibTeX
+If `kbibtex` seg faults, perhaps:
+
+```
+rm -f -r .local/share/kbibtex .cache/kbibtex/ .config/kbibtexrc
+```
+
+Use `jabref`.
 
 # Commercial Printing
 Book is formatted for publishing at large printing houses (or basements).
diff --git a/src/Dedication.tex b/src/Dedication.tex
index c29f924..9fe4f8e 100644
--- a/src/Dedication.tex
+++ b/src/Dedication.tex
@@ -13,7 +13,7 @@
 \thispagestyle{empty}
 \begin{vplace}
 	\centering
-	\fontspec{lmroman12-regular.otf}\fontsize{12pt}{1em}\selectfont{Dedicated to libre developers}
+	\fontspec{lmroman12-regular.otf}\fontsize{12pt}{1em}\selectfont{Dedicated to libre users}
 \end{vplace}
 %%% END DEDICATION %%%
 
diff --git a/src/Introduction.tex b/src/Introduction.tex
index 3cf9cd5..50836a9 100644
--- a/src/Introduction.tex
+++ b/src/Introduction.tex
@@ -9,7 +9,7 @@
 % International Public License (CC BY-SA 4.0) by Jeff Moe.
 %
 
-\section{Introduction}
+\section{Overview}
 \index{Libre Space Foundation}
 The SatNOGS Optical Unofficial Guide documents how to set up and run an
 \gls{optical-ground-station} for the \gls{LSF}'s \gls{SatNOGS} network.
@@ -55,29 +55,3 @@ SatNOGS is the \gls{LSF}'s global network of satellite ground stations.
 	\index{SatNOGS}
 \end{figure}
 
-
-\section{Process Overview}
-SatNOGS Optical Process Overview.%
-\footnote{\url{https://spacecruft.org/spacecruft/SNOPO}}
-See figure \ref{fig:snopo}, page \pageref{fig:snopo}.
-
-\begin{figure}[h!]
-	\includegraphics[keepaspectratio=true,height=1.10\textheight,width=1.00\textwidth,angle=0]{SNOPO.png}
-	\caption{SatNOGS Optical Process Overview}
-	\label{fig:snopo}
-	\index{process}
-\end{figure}
-
-\begin{center}
-	\begin{figure}[h!]
-		\smartdiagramset{border color=none,
-			uniform color list=jebba-light-blue!60 for 4 items,
-			module x sep=3.75,
-			back arrow distance=0.75,
-		}
-		\smartdiagram[flow diagram:horizontal]{Acquire, Process, Analyze, Upload}
-		\caption{SatNOGS Optical Operation Process}
-		\label{fig:operation}
-		\index{operation}
-	\end{figure}
-\end{center}
diff --git a/src/SNOUG.bib b/src/SNOUG.bib
index 0b287f4..11504bd 100644
--- a/src/SNOUG.bib
+++ b/src/SNOUG.bib
@@ -1,3 +1,4 @@
+% Encoding: UTF-8
 @comment{x-kbibtex-encoding=utf-8}
 
 @misc{Wiki22:fitswikipfreeencyc,
@@ -152,3 +153,4 @@
 	year = {2022}
 }
 
+@Comment{jabref-meta: databaseType:bibtex;}
diff --git a/src/SNOUG.tex b/src/SNOUG.tex
index f49f77c..ea67c97 100644
--- a/src/SNOUG.tex
+++ b/src/SNOUG.tex
@@ -334,6 +334,7 @@ leftmargin=1cm,rightmargin=1cm
 % Comment out a line to not render that chapter
 \chapterconf{Satellites}{Satellites}{Artificial Satellites in Space}
 \chapterconf{Ground_Stations}{Ground Stations}{Looking up from Earth}
+\chapterconf{SatNOGS_Optical}{SatNOGS Optical}{Network of Optical Ground Stations for Satellites}
 \chapterconf{Hardware}{Hardware}{Design and Set Up Equipment}
 \chapterconf{Software}{Software}{Satellite Software}
 \chapterconf{Acquire}{Acquire}{Pictures of the Sky}
diff --git a/src/SatNOGS_Optical.tex b/src/SatNOGS_Optical.tex
new file mode 100644
index 0000000..6a25941
--- /dev/null
+++ b/src/SatNOGS_Optical.tex
@@ -0,0 +1,27 @@
+%
+% SatNOGS_Optical.tex
+%
+% SatNOGS Optical Unofficial Guide
+%
+% Copyright (C) 2022, Jeff Moe
+%
+% This document is licensed under the Creative Commons Attribution 4.0
+% International Public License (CC BY-SA 4.0) by Jeff Moe.
+%
+\section{SatNOGS Optical}
+SatNOGS Optical is the nascent distributed network of optical
+ground stations.
+
+
+\section{Process Overview}
+SatNOGS Optical Process Overview.%
+\footnote{\url{https://spacecruft.org/spacecruft/SNOPO}}
+See figure \ref{fig:snopo}, page \pageref{fig:snopo}.
+
+\begin{figure}[h!]
+	\includegraphics[keepaspectratio=true,height=1.10\textheight,width=1.00\textwidth,angle=0]{SNOPO.png}
+	\caption{SatNOGS Optical Process Overview}
+	\label{fig:snopo}
+	\index{process}
+\end{figure}
+
diff --git a/src/Software.tex b/src/Software.tex
index b8beadf..f44198f 100644
--- a/src/Software.tex
+++ b/src/Software.tex
@@ -9,8 +9,25 @@
 % International Public License (CC BY-SA 4.0) by Jeff Moe.
 %
 
+\section{Software Overview}
+See XXX for a diagram with an overview of the software process.
+
+\begin{center}
+        \begin{figure}[h!]
+                \smartdiagramset{border color=none,
+                        uniform color list=jebba-light-blue!60 for 4 items,
+                        module x sep=3.75,
+                        back arrow distance=0.75,
+                }
+                \smartdiagram[flow diagram:horizontal]{Acquire, Process, Analyze, Upload}
+                \caption{SatNOGS Optical Operation Process}
+                \label{fig:operation}
+                \index{operation}
+        \end{figure}
+\end{center}
+
 \section{Setup Optical Ground Station Software}
-\label{sec:overview-setup}
+\label{sec:software-setup}
 \index{software}
 HOWTO set up and configure a \gls{SatNOGS-Optical} \gls{ground-station}.